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23083638032 = 2471315854147
BaseRepresentation
bin10101011111111001…
…000101110100010000
32012120201221022101202
4111133321011310100
5334233402404112
614334322250332
71445014454150
oct253771056420
965521838352
1023083638032
119876125a04
1245827b69a8
13223b4c4420
14118da60760
159018316c2
hex55fe45d10

23083638032 has 40 divisors (see below), whose sum is σ = 55045601856. Its totient is φ = 9131988096.

The previous prime is 23083638031. The next prime is 23083638059.

It is a happy number.

23083638032 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (23083638031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7925618 + ... + 7928529.

Almost surely, 223083638032 is an apocalyptic number.

It is an amenable number.

23083638032 is an abundant number, since it is smaller than the sum of its proper divisors (31961963824).

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

23083638032 is a wasteful number, since it uses less digits than its factorization.

23083638032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15854175 (or 15854169 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 23083638032 in words is "twenty-three billion, eighty-three million, six hundred thirty-eight thousand, thirty-two".

Divisors: 1 2 4 7 8 13 14 16 26 28 52 56 91 104 112 182 208 364 728 1456 15854147 31708294 63416588 110979029 126833176 206103911 221958058 253666352 412207822 443916116 824415644 887832232 1442727377 1648831288 1775664464 2885454754 3297662576 5770909508 11541819016 23083638032