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12102032310 = 235632363799
BaseRepresentation
bin10110100010101011…
…00101101110110110
31011020102002221100220
423101111211232312
5144241110013220
65320512315210
7605620402014
oct132125455666
934212087326
1012102032310
115150310aa5
122418b42b06
1311ab33a384
1482b3bb8b4
154ac6c7540
hex2d1565bb6

12102032310 has 32 divisors (see below), whose sum is σ = 29049926400. Its totient is φ = 3226647648.

The previous prime is 12102032297. The next prime is 12102032321. The reversal of 12102032310 is 1323020121.

It is a super-2 number, since 2×121020323102 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12102032310.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157791 + ... + 221589.

It is an arithmetic number, because the mean of its divisors is an integer number (907810200).

Almost surely, 212102032310 is an apocalyptic number.

12102032310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12102032310 is an abundant number, since it is smaller than the sum of its proper divisors (16947894090).

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

12102032310 is a wasteful number, since it uses less digits than its factorization.

12102032310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70132.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 12102032310 its reverse (1323020121), we get a palindrome (13425052431).

The spelling of 12102032310 in words is "twelve billion, one hundred two million, thirty-two thousand, three hundred ten".

Divisors: 1 2 3 5 6 10 15 30 6323 12646 18969 31615 37938 63230 63799 94845 127598 189690 191397 318995 382794 637990 956985 1913970 403401077 806802154 1210203231 2017005385 2420406462 4034010770 6051016155 12102032310