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12754165290 = 235372310547
BaseRepresentation
bin10111110000011010…
…10001111000101010
31012220212012201122020
423320031101320222
5202110031242130
65505330005310
7631026421236
oct137015217052
935825181566
1012754165290
115455437179
12257b416836
13128348a189
1488dc555c6
154e9a91e10
hex2f8351e2a

12754165290 has 48 divisors (see below), whose sum is σ = 31459754592. Its totient is φ = 3309178176.

The previous prime is 12754165273. The next prime is 12754165309. The reversal of 12754165290 is 9256145721.

12754165290 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 114204 + ... + 196343.

It is an arithmetic number, because the mean of its divisors is an integer number (655411554).

Almost surely, 212754165290 is an apocalyptic number.

12754165290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12754165290 is an abundant number, since it is smaller than the sum of its proper divisors (18705589302).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12754165290 is a wasteful number, since it uses less digits than its factorization.

12754165290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310631 (or 310594 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 42.

The spelling of 12754165290 in words is "twelve billion, seven hundred fifty-four million, one hundred sixty-five thousand, two hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 37 74 111 185 222 370 555 1110 1369 2738 4107 6845 8214 13690 20535 41070 310547 621094 931641 1552735 1863282 3105470 4658205 9316410 11490239 22980478 34470717 57451195 68941434 114902390 172353585 344707170 425138843 850277686 1275416529 2125694215 2550833058 4251388430 6377082645 12754165290