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13252452304 = 2471341221999
BaseRepresentation
bin11000101011110100…
…00101111111010000
31021012120211022220211
430111322011333100
5204120111433204
610031010013504
7646256662120
oct142572057720
937176738824
1013252452304
115690733623
12269a277294
131332792670
148da0c2c80
155286bc804
hex315e85fd0

13252452304 has 80 divisors (see below), whose sum is σ = 32372928000. Its totient is φ = 5114833920.

The previous prime is 13252452293. The next prime is 13252452313. The reversal of 13252452304 is 40325425231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51304 + ... + 170695.

It is an arithmetic number, because the mean of its divisors is an integer number (404661600).

Almost surely, 213252452304 is an apocalyptic number.

13252452304 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13252452304 is an abundant number, since it is smaller than the sum of its proper divisors (19120475696).

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

13252452304 is a wasteful number, since it uses less digits than its factorization.

13252452304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222068 (or 222062 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 13252452304 its reverse (40325425231), we get a palindrome (53577877535).

The spelling of 13252452304 in words is "thirteen billion, two hundred fifty-two million, four hundred fifty-two thousand, three hundred four".

Divisors: 1 2 4 7 8 13 14 16 26 28 41 52 56 82 91 104 112 164 182 208 287 328 364 533 574 656 728 1066 1148 1456 2132 2296 3731 4264 4592 7462 8528 14924 29848 59696 221999 443998 887996 1553993 1775992 2885987 3107986 3551984 5771974 6215972 9101959 11543948 12431944 18203918 20201909 23087896 24863888 36407836 40403818 46175792 63713713 72815672 80807636 118325467 127427426 145631344 161615272 236650934 254854852 323230544 473301868 509709704 828278269 946603736 1019419408 1656556538 1893207472 3313113076 6626226152 13252452304