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23033031001 = 139337491707
BaseRepresentation
bin10101011100111000…
…000010100101011001
32012110012201012121021
4111130320002211121
5334132423443001
614325313442441
71443531350611
oct253470024531
965405635537
1023033031001
11984a600112
124569870421
132230b85936
141187049a41
158ec186ba1
hex55ce02959

23033031001 has 8 divisors (see below), whose sum is σ = 23267622560. Its totient is φ = 22799423808.

The previous prime is 23033030981. The next prime is 23033031037. The reversal of 23033031001 is 10013033032.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23033031001 - 213 = 23033022809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23033031041) 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, 199011 + ... + 292696.

It is an arithmetic number, because the mean of its divisors is an integer number (2908452820).

Almost surely, 223033031001 is an apocalyptic number.

It is an amenable number.

23033031001 is a deficient number, since it is larger than the sum of its proper divisors (234591559).

23033031001 is a wasteful number, since it uses less digits than its factorization.

23033031001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492183.

The product of its (nonzero) digits is 162, while the sum is 16.

Adding to 23033031001 its reverse (10013033032), we get a palindrome (33046064033).

The spelling of 23033031001 in words is "twenty-three billion, thirty-three million, thirty-one thousand, one".

Divisors: 1 139 337 46843 491707 68347273 165705259 23033031001