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13010042323 = 281283163601
BaseRepresentation
bin11000001110111010…
…10111110111010011
31020120200200121221101
430013131113313103
5203121032323243
65550550205231
7640254351355
oct140735276723
936520617841
1013010042323
1155769143a3
122631053817
1312c44a98c5
148b5c210d5
1551228754d
hex307757dd3

13010042323 has 8 divisors (see below), whose sum is σ = 13102556976. Its totient is φ = 12917856000.

The previous prime is 13010042293. The next prime is 13010042327. The reversal of 13010042323 is 32324001031.

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 13010042323 - 25 = 13010042291 is a prime.

It is a super-2 number, since 2×130100423232 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13010042323.

It is not an unprimeable number, because it can be changed into a prime (13010042327) 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, 2278 + ... + 161323.

It is an arithmetic number, because the mean of its divisors is an integer number (1637819622).

Almost surely, 213010042323 is an apocalyptic number.

13010042323 is a deficient number, since it is larger than the sum of its proper divisors (92514653).

13010042323 is a wasteful number, since it uses less digits than its factorization.

13010042323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164165.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 13010042323 its reverse (32324001031), we get a palindrome (45334043354).

The spelling of 13010042323 in words is "thirteen billion, ten million, forty-two thousand, three hundred twenty-three".

Divisors: 1 281 283 79523 163601 45971881 46299083 13010042323