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13296540492 = 2232369348347
BaseRepresentation
bin11000110001000100…
…10001101101001100
31021022122210020112200
430120202101231030
5204212403243432
610035223001500
7650333505114
oct143042215514
937278706480
1013296540492
115703606744
1226b0b99290
13133b95ac51
14901cbc044
1552c4caa7c
hex318891b4c

13296540492 has 18 divisors (see below), whose sum is σ = 33610699668. Its totient is φ = 4432180152.

The previous prime is 13296540469. The next prime is 13296540503. The reversal of 13296540492 is 29404569231.

13296540492 is a `hidden beast` number, since 1 + 32 + 96 + 5 + 40 + 492 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 184674138 + ... + 184674209.

Almost surely, 213296540492 is an apocalyptic number.

13296540492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13296540492 is an abundant number, since it is smaller than the sum of its proper divisors (20314159176).

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

13296540492 is a wasteful number, since it uses less digits than its factorization.

13296540492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369348357 (or 369348352 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The spelling of 13296540492 in words is "thirteen billion, two hundred ninety-six million, five hundred forty thousand, four hundred ninety-two".

Divisors: 1 2 3 4 6 9 12 18 36 369348347 738696694 1108045041 1477393388 2216090082 3324135123 4432180164 6648270246 13296540492