Base | Representation |
---|---|
bin | 11100001011101110… |
… | …01111000011000000 |
3 | 1110001111011210120102 |
4 | 32011313033003000 |
5 | 221441433014133 |
6 | 10541224301532 |
7 | 1043645156111 |
oct | 160567170300 |
9 | 43044153512 |
10 | 15130751168 |
11 | 6464a07335 |
12 | 2b233118a8 |
13 | 1571968700 |
14 | a3773c208 |
15 | 5d85407e8 |
hex | 385dcf0c0 |
15130751168 has 84 divisors (see below), whose sum is σ = 32570123328. Its totient is φ = 6971028480.
The previous prime is 15130751159. The next prime is 15130751201. The reversal of 15130751168 is 86115703151.
It is a super-4 number, since 4×151307511684 (a number of 42 digits) contains 4444 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9333398 + ... + 9335018.
Almost surely, 215130751168 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 15130751168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16285061664).
15130751168 is an abundant number, since it is smaller than the sum of its proper divisors (17439372160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15130751168 is a wasteful number, since it uses less digits than its factorization.
15130751168 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2522 (or 2499 counting only the distinct ones).
The product of its (nonzero) digits is 25200, while the sum is 38.
The spelling of 15130751168 in words is "fifteen billion, one hundred thirty million, seven hundred fifty-one thousand, one hundred sixty-eight".
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