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102232031010 = 23518457184631
BaseRepresentation
bin101111100110110000…
…0001111111100100010
3100202212201121021011220
41133031200033330202
53133332344443020
6114544215115510
710246255632354
oct1371540177442
9322781537156
10102232031010
113a3a135302a
1217991372b96
139843077655
144d3b6790d4
1529d5182240
hex17cd80ff22

102232031010 has 32 divisors (see below), whose sum is σ = 245371496832. Its totient is φ = 27260250240.

The previous prime is 102232030993. The next prime is 102232031039. The reversal of 102232031010 is 10130232201.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 461395 + ... + 646025.

It is an arithmetic number, because the mean of its divisors is an integer number (7667859276).

Almost surely, 2102232031010 is an apocalyptic number.

102232031010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102232031010 is an abundant number, since it is smaller than the sum of its proper divisors (143139465822).

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

102232031010 is a wasteful number, since it uses less digits than its factorization.

102232031010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203098.

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

Adding to 102232031010 its reverse (10130232201), we get a palindrome (112362263211).

The spelling of 102232031010 in words is "one hundred two billion, two hundred thirty-two million, thirty-one thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 18457 36914 55371 92285 110742 184570 184631 276855 369262 553710 553893 923155 1107786 1846310 2769465 5538930 3407734367 6815468734 10223203101 17038671835 20446406202 34077343670 51116015505 102232031010