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13653852568 = 232263975389
BaseRepresentation
bin11001011011101010…
…10100000110011000
31022020120010120120021
430231311110012120
5210430341240233
610134505240224
7662232555226
oct145565240630
938216116507
1013653852568
115877275584
122790793074
1313979a4405
1493752db16
1554da5ae2d
hex32dd54198

13653852568 has 16 divisors (see below), whose sum is σ = 25602444000. Its totient is φ = 6826534176.

The previous prime is 13653852539. The next prime is 13653852577. The reversal of 13653852568 is 86525835631.

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, 143418 + ... + 218806.

It is an arithmetic number, because the mean of its divisors is an integer number (1600152750).

Almost surely, 213653852568 is an apocalyptic number.

It is an amenable number.

13653852568 is a deficient number, since it is larger than the sum of its proper divisors (11948591432).

13653852568 is a wasteful number, since it uses less digits than its factorization.

13653852568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98034 (or 98030 counting only the distinct ones).

The product of its digits is 5184000, while the sum is 52.

The spelling of 13653852568 in words is "thirteen billion, six hundred fifty-three million, eight hundred fifty-two thousand, five hundred sixty-eight".

Divisors: 1 2 4 8 22639 45278 75389 90556 150778 181112 301556 603112 1706731571 3413463142 6826926284 13653852568