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12372107230 = 257612897449
BaseRepresentation
bin10111000010110111…
…10101111111011110
31011221020022011111201
423201123311333132
5200314224412410
65403401110114
7615410114320
oct134133657736
934836264451
1012372107230
11527980630a
12249348833a
13122228b312
14855201610
154c627483a
hex2e16f5fde

12372107230 has 32 divisors (see below), whose sum is σ = 25868433600. Its totient is φ = 4172325120.

The previous prime is 12372107227. The next prime is 12372107243. The reversal of 12372107230 is 3270127321.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1444455 + ... + 1452994.

It is an arithmetic number, because the mean of its divisors is an integer number (808388550).

Almost surely, 212372107230 is an apocalyptic number.

12372107230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12372107230 is an abundant number, since it is smaller than the sum of its proper divisors (13496326370).

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

12372107230 is a wasteful number, since it uses less digits than its factorization.

12372107230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2897524.

The product of its (nonzero) digits is 3528, while the sum is 28.

The spelling of 12372107230 in words is "twelve billion, three hundred seventy-two million, one hundred seven thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 61 70 122 305 427 610 854 2135 4270 2897449 5794898 14487245 20282143 28974490 40564286 101410715 176744389 202821430 353488778 883721945 1237210723 1767443890 2474421446 6186053615 12372107230