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80996337444 = 22311613608617
BaseRepresentation
bin100101101101111000…
…0100000011100100100
321202001202220021000210
41023123300200130210
52311340030244234
6101113104335420
75565110336331
oct1133360403444
9252052807023
1080996337444
1131394359160
1213845614570
13783a68bbb9
143cc5211988
152190bc9be9
hex12dbc20724

80996337444 has 24 divisors (see below), whose sum is σ = 206172495648. Its totient is φ = 24544344640.

The previous prime is 80996337439. The next prime is 80996337469. The reversal of 80996337444 is 44473369908.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 306804177 + ... + 306804440.

It is an arithmetic number, because the mean of its divisors is an integer number (8590520652).

Almost surely, 280996337444 is an apocalyptic number.

It is an amenable number.

80996337444 is an abundant number, since it is smaller than the sum of its proper divisors (125176158204).

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

80996337444 is a wasteful number, since it uses less digits than its factorization.

80996337444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613608635 (or 613608633 counting only the distinct ones).

The product of its (nonzero) digits is 15676416, while the sum is 57.

The spelling of 80996337444 in words is "eighty billion, nine hundred ninety-six million, three hundred thirty-seven thousand, four hundred forty-four".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 613608617 1227217234 1840825851 2454434468 3681651702 6749694787 7363303404 13499389574 20249084361 26998779148 40498168722 80996337444