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10768212900 = 22345211532
BaseRepresentation
bin10100000011101010…
…11110001110100100
31000210110021220010000
422001311132032210
5134023130303100
64540304101300
7530563204464
oct120165361644
930713256100
1010768212900
114626414805
122106304830
131027bc0b13
147421b5ba4
15430556900
hex281d5e3a4

10768212900 has 135 divisors (see below), whose sum is σ = 34936592691. Its totient is φ = 2869032960.

The previous prime is 10768212859. The next prime is 10768212901. The reversal of 10768212900 is 921286701.

The square root of 10768212900 is 103770.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 300467556 + 10467745344 = 17334^2 + 102312^2 .

It is a tau number, because it is divible by the number of its divisors (135).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (10768212901) by changing a digit.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 9338724 + ... + 9339876.

Almost surely, 210768212900 is an apocalyptic number.

10768212900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10768212900 is the 103770-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10768212900

10768212900 is an abundant number, since it is smaller than the sum of its proper divisors (24168379791).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10768212900 is an equidigital number, since it uses as much as digits as its factorization.

10768212900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2332 (or 1163 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

Multiplying 10768212900 by its sum of digits (36), we get a square (387655664400 = 6226202).

10768212900 divided by its sum of digits (36) gives a square (299117025 = 172952).

The spelling of 10768212900 in words is "ten billion, seven hundred sixty-eight million, two hundred twelve thousand, nine hundred".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 25 27 30 36 45 50 54 60 75 81 90 100 108 135 150 162 180 225 270 300 324 405 450 540 675 810 900 1153 1350 1620 2025 2306 2700 3459 4050 4612 5765 6918 8100 10377 11530 13836 17295 20754 23060 28825 31131 34590 41508 51885 57650 62262 69180 86475 93393 103770 115300 124524 155655 172950 186786 207540 259425 311310 345900 373572 466965 518850 622620 778275 933930 1037700 1329409 1556550 1867860 2334825 2658818 3113100 3988227 4669650 5317636 6647045 7976454 9339300 11964681 13294090 15952908 19941135 23929362 26588180 33235225 35894043 39882270 47858724 59823405 66470450 71788086 79764540 99705675 107682129 119646810 132940900 143576172 179470215 199411350 215364258 239293620 299117025 358940430 398822700 430728516 538410645 598234050 717880860 897351075 1076821290 1196468100 1794702150 2153642580 2692053225 3589404300 5384106450 10768212900