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80620524914 = 2312351553097
BaseRepresentation
bin100101100010101011…
…0111001010101110010
321201002120202000011012
41023011112321111302
52310102323244124
6101011521350522
75552565104066
oct1130526712562
9251076660135
1080620524914
1131211203696
121375b798442
1377aa868a17
143c8b345aa6
15216cbe2e0e
hex12c55b9572

80620524914 has 16 divisors (see below), whose sum is σ = 124885103616. Its totient is φ = 38993268000.

The previous prime is 80620524913. The next prime is 80620524953. The reversal of 80620524914 is 41942502608.

It is not an unprimeable number, because it can be changed into a prime (80620524913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130787 + ... + 422310.

It is an arithmetic number, because the mean of its divisors is an integer number (7805318976).

Almost surely, 280620524914 is an apocalyptic number.

80620524914 is a deficient number, since it is larger than the sum of its proper divisors (44264578702).

80620524914 is a wasteful number, since it uses less digits than its factorization.

80620524914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555481.

The product of its (nonzero) digits is 138240, while the sum is 41.

The spelling of 80620524914 in words is "eighty billion, six hundred twenty million, five hundred twenty-four thousand, nine hundred fourteen".

Divisors: 1 2 31 62 2351 4702 72881 145762 553097 1106194 17146007 34292014 1300331047 2600662094 40310262457 80620524914