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13300838123 = 117431132661
BaseRepresentation
bin11000110001100101…
…01010111011101011
31021022221212120210012
430120302222323223
5204220003304443
610035455042135
7650415154466
oct143062527353
937287776705
1013300838123
115705a81601
1226b251034b
13133c804121
149026ba2dd
1552ca79118
hex318caaeeb

13300838123 has 4 divisors (see below), whose sum is σ = 13301982528. Its totient is φ = 13299693720.

The previous prime is 13300838113. The next prime is 13300838149. The reversal of 13300838123 is 32183800331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32183800331 = 37386283647.

It is a cyclic number.

It is not a de Polignac number, because 13300838123 - 26 = 13300838059 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13300838123.

It is not an unprimeable number, because it can be changed into a prime (13300838113) 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, 554588 + ... + 578073.

It is an arithmetic number, because the mean of its divisors is an integer number (3325495632).

Almost surely, 213300838123 is an apocalyptic number.

13300838123 is a deficient number, since it is larger than the sum of its proper divisors (1144405).

13300838123 is a wasteful number, since it uses less digits than its factorization.

13300838123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144404.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 13300838123 in words is "thirteen billion, three hundred million, eight hundred thirty-eight thousand, one hundred twenty-three".

Divisors: 1 11743 1132661 13300838123