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83080002551 = 7137141930689
BaseRepresentation
bin100110101011111110…
…1000011101111110111
321221102222200102012112
41031113331003233313
52330121440040201
6102055540441235
76000541240610
oct1152775035767
9257388612175
1083080002551
113226354a637
12141273a921b
137ab027a930
144041c48c07
152263ab70bb
hex1357f43bf7

83080002551 has 32 divisors (see below), whose sum is σ = 103943347200. Its totient is φ = 64651023360.

The previous prime is 83080002463. The next prime is 83080002589. The reversal of 83080002551 is 15520008038.

It is a happy number.

It is not a de Polignac number, because 83080002551 - 210 = 83080001527 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83080007551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2691815 + ... + 2722503.

It is an arithmetic number, because the mean of its divisors is an integer number (3248229600).

Almost surely, 283080002551 is an apocalyptic number.

83080002551 is a deficient number, since it is larger than the sum of its proper divisors (20863344649).

83080002551 is a wasteful number, since it uses less digits than its factorization.

83080002551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31199.

The product of its (nonzero) digits is 9600, while the sum is 32.

The spelling of 83080002551 in words is "eighty-three billion, eighty million, two thousand, five hundred fifty-one".

Divisors: 1 7 13 71 91 419 497 923 2933 5447 6461 29749 30689 38129 208243 214823 386737 398957 2178919 2707159 2792699 12858691 15252433 28325947 90010837 167162983 198281629 912967061 1170140881 6390769427 11868571793 83080002551