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13134379419 = 33769494071
BaseRepresentation
bin11000011101101111…
…01011100110011011
31020220100122121101000
430032313223212123
5203344400120134
610011151200043
7643324245240
oct141667534633
936810577330
1013134379419
115630018727
122666816023
131314191955
148c85495c7
1551d147e99
hex30edeb99b

13134379419 has 16 divisors (see below), whose sum is σ = 22238103040. Its totient is φ = 7505359560.

The previous prime is 13134379417. The next prime is 13134379463. The reversal of 13134379419 is 91497343131.

13134379419 is a `hidden beast` number, since 131 + 34 + 3 + 79 + 419 = 666.

It is not a de Polignac number, because 13134379419 - 21 = 13134379417 is a prime.

It is a super-2 number, since 2×131343794192 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13134379411) 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, 34746847 + ... + 34747224.

It is an arithmetic number, because the mean of its divisors is an integer number (1389881440).

Almost surely, 213134379419 is an apocalyptic number.

13134379419 is a deficient number, since it is larger than the sum of its proper divisors (9103723621).

13134379419 is an equidigital number, since it uses as much as digits as its factorization.

13134379419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69494087 (or 69494081 counting only the distinct ones).

The product of its digits is 244944, while the sum is 45.

The spelling of 13134379419 in words is "thirteen billion, one hundred thirty-four million, three hundred seventy-nine thousand, four hundred nineteen".

Divisors: 1 3 7 9 21 27 63 189 69494071 208482213 486458497 625446639 1459375491 1876339917 4378126473 13134379419