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80775281314 = 2713541781931
BaseRepresentation
bin100101100111010010…
…1001111101010100010
321201111100221110000201
41023032211033222202
52310411433000224
6101035130335414
75556454363660
oct1131645175242
9251440843021
1080775281314
11312905a4442
12137a358a56a
137803941860
143ca3b0bc30
15217b5b1a44
hex12ce94faa2

80775281314 has 32 divisors (see below), whose sum is σ = 149152945536. Its totient is φ = 31948767360.

The previous prime is 80775281309. The next prime is 80775281437. The reversal of 80775281314 is 41318257708.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 944929 + ... + 1026859.

It is an arithmetic number, because the mean of its divisors is an integer number (4661029548).

Almost surely, 280775281314 is an apocalyptic number.

80775281314 is a deficient number, since it is larger than the sum of its proper divisors (68377664222).

80775281314 is a wasteful number, since it uses less digits than its factorization.

80775281314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87370.

The product of its (nonzero) digits is 376320, while the sum is 46.

The spelling of 80775281314 in words is "eighty billion, seven hundred seventy-five million, two hundred eighty-one thousand, three hundred fourteen".

Divisors: 1 2 7 13 14 26 91 182 5417 10834 37919 70421 75838 81931 140842 163862 492947 573517 985894 1065103 1147034 2130206 7455721 14911442 443820227 887640454 3106741589 5769662951 6213483178 11539325902 40387640657 80775281314