Base | Representation |
---|---|
bin | 11100111011010100… |
… | …11101010110001111 |
3 | 1111002022112112112021 |
4 | 32131222131112033 |
5 | 223301143230210 |
6 | 11045010551011 |
7 | 1056564201304 |
oct | 163552352617 |
9 | 44068475467 |
10 | 15530055055 |
11 | 664a347249 |
12 | 3014b98467 |
13 | 16065c51b8 |
14 | a747a10ab |
15 | 60d617bda |
hex | 39da9d58f |
15530055055 has 32 divisors (see below), whose sum is σ = 19561627008. Its totient is φ = 11813683200.
The previous prime is 15530055049. The next prime is 15530055091. The reversal of 15530055055 is 55055003551.
It is not a de Polignac number, because 15530055055 - 225 = 15496500623 is a prime.
It is a super-2 number, since 2×155300550552 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 15530055055.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24227535 + ... + 24228175.
It is an arithmetic number, because the mean of its divisors is an integer number (611300844).
Almost surely, 215530055055 is an apocalyptic number.
15530055055 is a deficient number, since it is larger than the sum of its proper divisors (4031571953).
15530055055 is a wasteful number, since it uses less digits than its factorization.
15530055055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1587.
The product of its (nonzero) digits is 46875, while the sum is 34.
The spelling of 15530055055 in words is "fifteen billion, five hundred thirty million, fifty-five thousand, fifty-five".
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