Search a number
-
+
10786448900 = 22521132513803
BaseRepresentation
bin10100000101110110…
…00010011000000100
31000211201121101012102
422002323002120010
5134042312331100
64542155011232
7531204205613
oct120273023004
930751541172
1010786448900
11463573a787
122110439b18
13102b907356
147447a187a
15431e59cd5
hex282ec2604

10786448900 has 72 divisors (see below), whose sum is σ = 23714044704. Its totient is φ = 4258240000.

The previous prime is 10786448857. The next prime is 10786448909. The reversal of 10786448900 is 984468701.

It is a super-2 number, since 2×107864489002 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10786448909) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2834399 + ... + 2838201.

It is an arithmetic number, because the mean of its divisors is an integer number (329361732).

Almost surely, 210786448900 is an apocalyptic number.

10786448900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10786448900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11857022352).

10786448900 is an abundant number, since it is smaller than the sum of its proper divisors (12927595804).

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

10786448900 is a wasteful number, since it uses less digits than its factorization.

10786448900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4181 (or 4174 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 47.

The spelling of 10786448900 in words is "ten billion, seven hundred eighty-six million, four hundred forty-eight thousand, nine hundred".

Divisors: 1 2 4 5 10 20 25 50 100 113 226 251 452 502 565 1004 1130 1255 2260 2510 2825 3803 5020 5650 6275 7606 11300 12550 15212 19015 25100 28363 38030 56726 76060 95075 113452 141815 190150 283630 380300 429739 567260 709075 859478 954553 1418150 1718956 1909106 2148695 2836300 3818212 4297390 4772765 8594780 9545530 10743475 19091060 21486950 23863825 42973900 47727650 95455300 107864489 215728978 431457956 539322445 1078644890 2157289780 2696612225 5393224450 10786448900