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13000023001 = 73756389153
BaseRepresentation
bin11000001101101110…
…01001101111011001
31020112222211121000101
430012313021233121
5203111001214001
65545551335401
7640103241460
oct140667115731
936488747011
1013000023001
1155711a0769
122629821561
1312c23ac304
148b47739d7
15511458a01
hex306dc9bd9

13000023001 has 16 divisors (see below), whose sum is σ = 15285988224. Its totient is φ = 10822339584.

The previous prime is 13000022957. The next prime is 13000023059. The reversal of 13000023001 is 10032000031.

It is not a de Polignac number, because 13000023001 - 29 = 13000022489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13000024001) 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 15 ways as a sum of consecutive naturals, for example, 101241 + ... + 190393.

It is an arithmetic number, because the mean of its divisors is an integer number (955374264).

Almost surely, 213000023001 is an apocalyptic number.

It is an amenable number.

13000023001 is a deficient number, since it is larger than the sum of its proper divisors (2285965223).

13000023001 is an equidigital number, since it uses as much as digits as its factorization.

13000023001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89760.

The product of its (nonzero) digits is 18, while the sum is 10.

Adding to 13000023001 its reverse (10032000031), we get a palindrome (23032023032).

The spelling of 13000023001 in words is "thirteen billion, twenty-three thousand, one".

Divisors: 1 7 37 259 563 3941 20831 89153 145817 624071 3298661 23090627 50193139 351351973 1857146143 13000023001