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13310052880 = 245971715213
BaseRepresentation
bin11000110010101011…
…10100101000010000
31021100121012202001111
430121111310220100
5204224333143010
610040424343104
7650556403615
oct143125645020
937317182044
1013310052880
1157101a5803
1226b5614a94
1313416ac447
149039d850c
1552d79958a
hex319574a10

13310052880 has 40 divisors (see below), whose sum is σ = 31264920792. Its totient is φ = 5269131264.

The previous prime is 13310052871. The next prime is 13310052937. The reversal of 13310052880 is 8825001331.

It can be written as a sum of positive squares in 4 ways, for example, as 50069776 + 13259983104 = 7076^2 + 115152^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 849847 + ... + 865366.

Almost surely, 213310052880 is an apocalyptic number.

13310052880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13310052880 is an abundant number, since it is smaller than the sum of its proper divisors (17954867912).

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

13310052880 is a wasteful number, since it uses less digits than its factorization.

13310052880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1715323 (or 1715317 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 31.

The spelling of 13310052880 in words is "thirteen billion, three hundred ten million, fifty-two thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 16 20 40 80 97 194 388 485 776 970 1552 1940 3880 7760 1715213 3430426 6860852 8576065 13721704 17152130 27443408 34304260 68608520 137217040 166375661 332751322 665502644 831878305 1331005288 1663756610 2662010576 3327513220 6655026440 13310052880