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13031413031 = 713433330287
BaseRepresentation
bin11000010001011101…
…11001010100100111
31020122011220101001002
430020232321110213
5203142020204111
65553032223515
7640634116550
oct141056712447
936564811032
1013031413031
11558799053a
12263823ab9b
1312c8a4cbb0
148b89c5327
155140a963b
hex308bb9527

13031413031 has 16 divisors (see below), whose sum is σ = 16411659264. Its totient is φ = 10070784864.

The previous prime is 13031413027. The next prime is 13031413081.

13031413031 is nontrivially palindromic in base 10.

13031413031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13031413031 - 22 = 13031413027 is a prime.

It is a super-2 number, since 2×130314130312 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13031412994 and 13031413012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13031413081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1661231 + ... + 1669056.

It is an arithmetic number, because the mean of its divisors is an integer number (1025728704).

Almost surely, 213031413031 is an apocalyptic number.

13031413031 is a deficient number, since it is larger than the sum of its proper divisors (3380246233).

13031413031 is a wasteful number, since it uses less digits than its factorization.

13031413031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3330350.

The product of its (nonzero) digits is 324, while the sum is 20.

The spelling of 13031413031 in words is "thirteen billion, thirty-one million, four hundred thirteen thousand, thirty-one".

Divisors: 1 7 13 43 91 301 559 3913 3330287 23312009 43293731 143202341 303056117 1002416387 1861630433 13031413031