Base | Representation |
---|---|
bin | 11000011000101001… |
… | …10010100001101011 |
3 | 1020210101022011110122 |
4 | 30030110302201223 |
5 | 203302432201230 |
6 | 10003024033455 |
7 | 642265300232 |
oct | 141424624153 |
9 | 36711264418 |
10 | 13091678315 |
11 | 5608a02761 |
12 | 265446288b |
13 | 1308390821 |
14 | 8c29d1b19 |
15 | 519510be5 |
hex | 30c53286b |
13091678315 has 16 divisors (see below), whose sum is σ = 16413143616. Its totient is φ = 10005705600.
The previous prime is 13091678279. The next prime is 13091678321. The reversal of 13091678315 is 51387619031.
It is not a de Polignac number, because 13091678315 - 26 = 13091678251 is a prime.
It is a super-2 number, since 2×130916783152 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25085 + ... + 163745.
It is an arithmetic number, because the mean of its divisors is an integer number (1025821476).
Almost surely, 213091678315 is an apocalyptic number.
13091678315 is a deficient number, since it is larger than the sum of its proper divisors (3321465301).
13091678315 is a wasteful number, since it uses less digits than its factorization.
13091678315 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 139510.
The product of its (nonzero) digits is 136080, while the sum is 44.
The spelling of 13091678315 in words is "thirteen billion, ninety-one million, six hundred seventy-eight thousand, three hundred fifteen".
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