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80496930726 = 23227764724953
BaseRepresentation
bin100101011110111111…
…1011010111110100110
321200202222011202210200
41022331333122332212
52304324203240401
6100551344331330
75546534423142
oct1127577327646
9250688152720
1080496930726
1131158467533
1213726313b46
13778b083b74
143c78b72222
152161e2c686
hex12bdfdafa6

80496930726 has 48 divisors (see below), whose sum is σ = 175317221664. Its totient is φ = 26693050752.

The previous prime is 80496930667. The next prime is 80496930727. The reversal of 80496930726 is 62703969408.

It is a happy number.

80496930726 is a `hidden beast` number, since 80 + 496 + 9 + 3 + 0 + 72 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80496930727) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3213466 + ... + 3238418.

It is an arithmetic number, because the mean of its divisors is an integer number (3652442118).

Almost surely, 280496930726 is an apocalyptic number.

80496930726 is an abundant number, since it is smaller than the sum of its proper divisors (94820290938).

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

80496930726 is a wasteful number, since it uses less digits than its factorization.

80496930726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25885 (or 25882 counting only the distinct ones).

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

The spelling of 80496930726 in words is "eighty billion, four hundred ninety-six million, nine hundred thirty thousand, seven hundred twenty-six".

Divisors: 1 2 3 6 9 18 277 554 647 831 1294 1662 1941 2493 3882 4986 5823 11646 24953 49906 74859 149718 179219 224577 358438 449154 537657 1075314 1612971 3225942 6911981 13823962 16144591 20735943 32289182 41471886 48433773 62207829 96867546 124415658 145301319 290602638 4472051707 8944103414 13416155121 26832310242 40248465363 80496930726