Base | Representation |
---|---|
bin | 1101110100101110111100… |
… | …1011110000010100111001 |
3 | 1222211001211202101011121001 |
4 | 3131023233023300110321 |
5 | 3443012243411120101 |
6 | 52154334135045001 |
7 | 3126064301614222 |
oct | 335135713602471 |
9 | 58731752334531 |
10 | 15199607129401 |
11 | 4930131a76232 |
12 | 1855951810761 |
13 | 863417025436 |
14 | 3a794472a249 |
15 | 1b559b382901 |
hex | dd2ef2f0539 |
15199607129401 has 4 divisors (see below), whose sum is σ = 15860459613312. Its totient is φ = 14538754645492.
The previous prime is 15199607129393. The next prime is 15199607129423. The reversal of 15199607129401 is 10492170699151.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 15199607129401 - 23 = 15199607129393 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (15199607129101) 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, 330426241921 + ... + 330426241966.
It is an arithmetic number, because the mean of its divisors is an integer number (3965114903328).
Almost surely, 215199607129401 is an apocalyptic number.
It is an amenable number.
15199607129401 is a deficient number, since it is larger than the sum of its proper divisors (660852483911).
15199607129401 is an equidigital number, since it uses as much as digits as its factorization.
15199607129401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 660852483910.
The product of its (nonzero) digits is 1224720, while the sum is 55.
The spelling of 15199607129401 in words is "fifteen trillion, one hundred ninety-nine billion, six hundred seven million, one hundred twenty-nine thousand, four hundred one".
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