Base | Representation |
---|---|
bin | 11100001100101101… |
… | …10011000001100110 |
3 | 1110002001202011010120 |
4 | 32012112303001212 |
5 | 222001042244443 |
6 | 10542121502410 |
7 | 1044105406056 |
oct | 160626630146 |
9 | 43061664116 |
10 | 15139024998 |
11 | 6469648609 |
12 | 2b26041a06 |
13 | 15735a4676 |
14 | a38893566 |
15 | 5d9127083 |
hex | 3865b3066 |
15139024998 has 8 divisors (see below), whose sum is σ = 30278050008. Its totient is φ = 5046341664.
The previous prime is 15139024997. The next prime is 15139025023. The reversal of 15139024998 is 89942093151.
It is a sphenic number, since it is the product of 3 distinct primes.
15139024998 is an admirable number.
It is a self number, because there is not a number n which added to its sum of digits gives 15139024998.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (15139024997) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1261585411 + ... + 1261585422.
It is an arithmetic number, because the mean of its divisors is an integer number (3784756251).
Almost surely, 215139024998 is an apocalyptic number.
15139024998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15139024998 is a wasteful number, since it uses less digits than its factorization.
15139024998 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2523170838.
The product of its (nonzero) digits is 699840, while the sum is 51.
The spelling of 15139024998 in words is "fifteen billion, one hundred thirty-nine million, twenty-four thousand, nine hundred ninety-eight".
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