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13123014311 = 118913404509
BaseRepresentation
bin11000011100011000…
…10100111010100111
31020212120021012101002
430032030110322213
5203333442424221
610010103423515
7643125531641
oct141614247247
936776235332
1013123014311
115624665980
122662a54b9b
131311a12934
148c6c2b891
1551c15080b
hex30e314ea7

13123014311 has 8 divisors (see below), whose sum is σ = 14476870800. Its totient is φ = 11795967040.

The previous prime is 13123014283. The next prime is 13123014313. The reversal of 13123014311 is 11341032131.

13123014311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 13123014311 - 210 = 13123013287 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13123014313) 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 7 ways as a sum of consecutive naturals, for example, 6701276 + ... + 6703233.

It is an arithmetic number, because the mean of its divisors is an integer number (1809608850).

Almost surely, 213123014311 is an apocalyptic number.

13123014311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13123014311 is a deficient number, since it is larger than the sum of its proper divisors (1353856489).

13123014311 is a wasteful number, since it uses less digits than its factorization.

13123014311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13404609.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 13123014311 its reverse (11341032131), we get a palindrome (24464046442).

It can be divided in two parts, 131230 and 14311, that added together give a palindrome (145541).

The spelling of 13123014311 in words is "thirteen billion, one hundred twenty-three million, fourteen thousand, three hundred eleven".

Divisors: 1 11 89 979 13404509 147449599 1193001301 13123014311