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13031014258 = 221523302723
BaseRepresentation
bin11000010001011010…
…10111111101110010
31020122011011010000201
430020231113331302
5203141414424013
65553015505414
7640630536133
oct141055277562
936564133021
1013031014258
115587738979
12263808826a
1312c8940532
148b891dc8a
1551402b3dd
hex308b57f72

13031014258 has 8 divisors (see below), whose sum is σ = 19547494128. Its totient is φ = 6515182884.

The previous prime is 13031014253. The next prime is 13031014273. The reversal of 13031014258 is 85241013031.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (13031014253) 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, 108316 + ... + 194407.

It is an arithmetic number, because the mean of its divisors is an integer number (2443436766).

Almost surely, 213031014258 is an apocalyptic number.

13031014258 is a deficient number, since it is larger than the sum of its proper divisors (6516479870).

13031014258 is a wasteful number, since it uses less digits than its factorization.

13031014258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324248.

The product of its (nonzero) digits is 2880, while the sum is 28.

Adding to 13031014258 its reverse (85241013031), we get a palindrome (98272027289).

The spelling of 13031014258 in words is "thirteen billion, thirty-one million, fourteen thousand, two hundred fifty-eight".

Divisors: 1 2 21523 43046 302723 605446 6515507129 13031014258