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69868496496 = 2431455593677
BaseRepresentation
bin100000100010001111…
…1001010011001110000
320200100020220100222110
41001010133022121300
52121042313341441
652032552205320
75022256264341
oct1010437123160
9220306810873
1069868496496
11276a3a43597
121165a999840
136786123726
14354b3840c8
151c3dcd6b16
hex10447ca670

69868496496 has 20 divisors (see below), whose sum is σ = 180493616072. Its totient is φ = 23289498816.

The previous prime is 69868496483. The next prime is 69868496513. The reversal of 69868496496 is 69469486896.

It is a super-2 number, since 2×698684964962 (a number of 22 digits) contains 22 as substring.

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, 727796791 + ... + 727796886.

Almost surely, 269868496496 is an apocalyptic number.

It is an amenable number.

69868496496 is an abundant number, since it is smaller than the sum of its proper divisors (110625119576).

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

69868496496 is a wasteful number, since it uses less digits than its factorization.

69868496496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1455593688 (or 1455593682 counting only the distinct ones).

The product of its digits is 967458816, while the sum is 75.

The spelling of 69868496496 in words is "sixty-nine billion, eight hundred sixty-eight million, four hundred ninety-six thousand, four hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 16 24 48 1455593677 2911187354 4366781031 5822374708 8733562062 11644749416 17467124124 23289498832 34934248248 69868496496