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23003133032 = 2311261399239
BaseRepresentation
bin10101011011000101…
…111111010001101000
32012101010110020022002
4111123011333101220
5334102300224112
614322324550132
71443016255535
oct253305772150
965333406262
1023003133032
11983473a350
12455b852348
132227918229
1411830a5d8c
158e972d1c2
hex55b17f468

23003133032 has 16 divisors (see below), whose sum is σ = 47051863200. Its totient is φ = 10455969520.

The previous prime is 23003133031. The next prime is 23003133053. The reversal of 23003133032 is 23033130032.

It is a super-3 number, since 3×230031330323 (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23003132995 and 23003133013.

It is not an unprimeable number, because it can be changed into a prime (23003133031) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 130699532 + ... + 130699707.

It is an arithmetic number, because the mean of its divisors is an integer number (2940741450).

Almost surely, 223003133032 is an apocalyptic number.

23003133032 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23003133032 is an abundant number, since it is smaller than the sum of its proper divisors (24048730168).

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

23003133032 is a wasteful number, since it uses less digits than its factorization.

23003133032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261399256 (or 261399252 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 20.

Adding to 23003133032 its reverse (23033130032), we get a palindrome (46036263064).

The spelling of 23003133032 in words is "twenty-three billion, three million, one hundred thirty-three thousand, thirty-two".

Divisors: 1 2 4 8 11 22 44 88 261399239 522798478 1045596956 2091193912 2875391629 5750783258 11501566516 23003133032