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23132031001 = 73794011103
BaseRepresentation
bin10101100010110001…
…101100100000011001
32012201002222221001221
4111202301230200121
5334333244443001
614343211412041
71446143006422
oct254261544031
965632887057
1023132031001
1198a04792a2
124596a54021
132248539211
14119625a649
15905be01a1
hex562c6c819

23132031001 has 8 divisors (see below), whose sum is σ = 23745735680. Its totient is φ = 22526348832.

The previous prime is 23132030981. The next prime is 23132031077. The reversal of 23132031001 is 10013023132.

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 23132031001 - 215 = 23131998233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23132038001) 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, 1999785 + ... + 2011318.

It is an arithmetic number, because the mean of its divisors is an integer number (2968216960).

Almost surely, 223132031001 is an apocalyptic number.

It is an amenable number.

23132031001 is a deficient number, since it is larger than the sum of its proper divisors (613704679).

23132031001 is an equidigital number, since it uses as much as digits as its factorization.

23132031001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4011255.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 23132031001 its reverse (10013023132), we get a palindrome (33145054133).

The spelling of 23132031001 in words is "twenty-three billion, one hundred thirty-two million, thirty-one thousand, one".

Divisors: 1 73 79 5767 4011103 292810519 316877137 23132031001