Search a number
-
+
12874628608 = 29191323461
BaseRepresentation
bin10111111110110001…
…10011111000000000
31020020020212220020121
423333120303320000
5202331401103413
65525311550024
7634021352242
oct137730637000
936206786217
1012874628608
115507435036
1225b382b314
1312a2416c4a
148a1c52092
15505439b8d
hex2ff633e00

12874628608 has 40 divisors (see below), whose sum is σ = 27078032520. Its totient is φ = 6098503680.

The previous prime is 12874628597. The next prime is 12874628623. The reversal of 12874628608 is 80682647821.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 652003 + ... + 671458.

It is an arithmetic number, because the mean of its divisors is an integer number (676950813).

Almost surely, 212874628608 is an apocalyptic number.

It is an amenable number.

12874628608 is an abundant number, since it is smaller than the sum of its proper divisors (14203403912).

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

12874628608 is an equidigital number, since it uses as much as digits as its factorization.

12874628608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1323498 (or 1323482 counting only the distinct ones).

The product of its (nonzero) digits is 2064384, while the sum is 52.

The spelling of 12874628608 in words is "twelve billion, eight hundred seventy-four million, six hundred twenty-eight thousand, six hundred eight".

Divisors: 1 2 4 8 16 19 32 38 64 76 128 152 256 304 512 608 1216 2432 4864 9728 1323461 2646922 5293844 10587688 21175376 25145759 42350752 50291518 84701504 100583036 169403008 201166072 338806016 402332144 677612032 804664288 1609328576 3218657152 6437314304 12874628608