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13911335012 = 2210193412987
BaseRepresentation
bin11001111010010111…
…00010000001100100
31022220111122001002002
430331023202001210
5211442300210022
610220224104432
71001510253011
oct147513420144
938814561062
1013911335012
115999649993
122842a65118
1314091367a3
1495d7d6708
1556646c092
hex33d2e2064

13911335012 has 12 divisors (see below), whose sum is σ = 24368734320. Its totient is φ = 6948839496.

The previous prime is 13911334981. The next prime is 13911335027. The reversal of 13911335012 is 21053311931.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1702418 + ... + 1710569.

It is an arithmetic number, because the mean of its divisors is an integer number (2030727860).

Almost surely, 213911335012 is an apocalyptic number.

It is an amenable number.

13911335012 is a deficient number, since it is larger than the sum of its proper divisors (10457399308).

13911335012 is a wasteful number, since it uses less digits than its factorization.

13911335012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3414010 (or 3414008 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 29.

Adding to 13911335012 its reverse (21053311931), we get a palindrome (34964646943).

The spelling of 13911335012 in words is "thirteen billion, nine hundred eleven million, three hundred thirty-five thousand, twelve".

Divisors: 1 2 4 1019 2038 4076 3412987 6825974 13651948 3477833753 6955667506 13911335012