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13123014411 = 3131917709871
BaseRepresentation
bin11000011100011000…
…10100111100001011
31020212120021012111210
430032030110330023
5203333442430121
610010103424203
7643125532143
oct141614247413
936776235453
1013123014411
115624665a61
122662a55063
131311a129b0
148c6c2b923
1551c150876
hex30e314f0b

13123014411 has 16 divisors (see below), whose sum is σ = 19835056640. Its totient is φ = 7650663840.

The previous prime is 13123014409. The next prime is 13123014467. The reversal of 13123014411 is 11441032131.

It is not a de Polignac number, because 13123014411 - 21 = 13123014409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13123014511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8854195 + ... + 8855676.

It is an arithmetic number, because the mean of its divisors is an integer number (1239691040).

Almost surely, 213123014411 is an apocalyptic number.

13123014411 is a deficient number, since it is larger than the sum of its proper divisors (6712042229).

13123014411 is a wasteful number, since it uses less digits than its factorization.

13123014411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17709906.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 13123014411 its reverse (11441032131), we get a palindrome (24564046542).

The spelling of 13123014411 in words is "thirteen billion, one hundred twenty-three million, fourteen thousand, four hundred eleven".

Divisors: 1 3 13 19 39 57 247 741 17709871 53129613 230228323 336487549 690684969 1009462647 4374338137 13123014411