Base | Representation |
---|---|
bin | 11000011101101111… |
… | …01011100110011100 |
3 | 1020220100122121101001 |
4 | 30032313223212130 |
5 | 203344400120140 |
6 | 10011151200044 |
7 | 643324245241 |
oct | 141667534634 |
9 | 36810577331 |
10 | 13134379420 |
11 | 5630018728 |
12 | 2666816024 |
13 | 1314191956 |
14 | 8c85495c8 |
15 | 51d147e9a |
hex | 30edeb99c |
13134379420 has 24 divisors (see below), whose sum is σ = 27611179344. Its totient is φ = 5248231296.
The previous prime is 13134379417. The next prime is 13134379463. The reversal of 13134379420 is 2497343131.
It is a self number, because there is not a number n which added to its sum of digits gives 13134379420.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325494 + ... + 363613.
It is an arithmetic number, because the mean of its divisors is an integer number (1150465806).
Almost surely, 213134379420 is an apocalyptic number.
13134379420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13134379420 is an abundant number, since it is smaller than the sum of its proper divisors (14476799924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13134379420 is a wasteful number, since it uses less digits than its factorization.
13134379420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 690069 (or 690067 counting only the distinct ones).
The product of its (nonzero) digits is 54432, while the sum is 37.
The spelling of 13134379420 in words is "thirteen billion, one hundred thirty-four million, three hundred seventy-nine thousand, four hundred twenty".
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