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80137683396 = 2234157272
BaseRepresentation
bin100101010100010010…
…1000000000111000100
321122211221012010010000
41022220211000013010
52303110221332041
6100451552401300
75534613032631
oct1125045000704
9248757163100
1080137683396
1130a936a6711
1213645b46230
137731810894
143c43179188
152140618bb6
hex12a89401c4

80137683396 has 45 divisors (see below), whose sum is σ = 209509055679. Its totient is φ = 26710862616.

The previous prime is 80137683359. The next prime is 80137683403. The reversal of 80137683396 is 69338673108.

The square root of 80137683396 is 283086.

It is a perfect power (a square), and thus also a powerful number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 5087685 + ... + 5103411.

Almost surely, 280137683396 is an apocalyptic number.

80137683396 is the 283086-th square number.

It is an amenable number.

80137683396 is an abundant number, since it is smaller than the sum of its proper divisors (129371372283).

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

80137683396 is an frugal number, since it uses more digits than its factorization.

80137683396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31470 (or 15732 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The spelling of 80137683396 in words is "eighty billion, one hundred thirty-seven million, six hundred eighty-three thousand, three hundred ninety-six".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 81 108 162 324 15727 31454 47181 62908 94362 141543 188724 283086 424629 566172 849258 1273887 1698516 2547774 5095548 247338529 494677058 742015587 989354116 1484031174 2226046761 2968062348 4452093522 6678140283 8904187044 13356280566 20034420849 26712561132 40068841698 80137683396