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15130751168 = 261328631621
BaseRepresentation
bin11100001011101110…
…01111000011000000
31110001111011210120102
432011313033003000
5221441433014133
610541224301532
71043645156111
oct160567170300
943044153512
1015130751168
116464a07335
122b233118a8
131571968700
14a3773c208
155d85407e8
hex385dcf0c0

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".

Divisors: 1 2 4 8 13 16 26 32 52 64 104 169 208 338 416 676 832 863 1352 1621 1726 2704 3242 3452 5408 6484 6904 10816 11219 12968 13808 21073 22438 25936 27616 42146 44876 51872 55232 84292 89752 103744 145847 168584 179504 273949 291694 337168 359008 547898 583388 674336 718016 1095796 1166776 1348672 1398923 2191592 2333552 2797846 4383184 4667104 5595692 8766368 9334208 11191384 17532736 18185999 22382768 36371998 44765536 72743996 89531072 145487992 236417987 290975984 472835974 581951968 945671948 1163903936 1891343896 3782687792 7565375584 15130751168