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2212111300 = 2252729108971
BaseRepresentation
bin1000001111011010…
…0010001111000100
312201011110220020011
42003312202033010
514012300030200
61003301120004
7105550431040
oct20366421704
95634426204
102212111300
11a35751a63
125189b9004
132933b21c9
1416db11020
15ce3105ba
hex83da23c4

2212111300 has 72 divisors (see below), whose sum is σ = 5675261760. Its totient is φ = 732278400.

The previous prime is 2212111283. The next prime is 2212111303. The reversal of 2212111300 is 31112122.

It is not an unprimeable number, because it can be changed into a prime (2212111303) 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, 34186 + ... + 74785.

It is an arithmetic number, because the mean of its divisors is an integer number (78823080).

Almost surely, 22212111300 is an apocalyptic number.

2212111300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2212111300 is an abundant number, since it is smaller than the sum of its proper divisors (3463150460).

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

2212111300 is a wasteful number, since it uses less digits than its factorization.

2212111300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109021 (or 109014 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 2212111300 is about 47033.0872896943. The cubic root of 2212111300 is about 1302.9737250188.

Adding to 2212111300 its reverse (31112122), we get a palindrome (2243223422).

The spelling of 2212111300 in words is "two billion, two hundred twelve million, one hundred eleven thousand, three hundred".

Divisors: 1 2 4 5 7 10 14 20 25 28 29 35 50 58 70 100 116 140 145 175 203 290 350 406 580 700 725 812 1015 1450 2030 2900 4060 5075 10150 20300 108971 217942 435884 544855 762797 1089710 1525594 2179420 2724275 3051188 3160159 3813985 5448550 6320318 7627970 10897100 12640636 15255940 15800795 19069925 22121113 31601590 38139850 44242226 63203180 76279700 79003975 88484452 110605565 158007950 221211130 316015900 442422260 553027825 1106055650 2212111300