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92005680949 = 7132533939901
BaseRepresentation
bin101010110101111110…
…1110100011100110101
322210111000220212010221
41111223331310130311
53001411423242244
6110133345014341
76434662245610
oct1255375643465
9283430825127
1092005680949
1136023898956
12159b86243b1
1388a3508340
14464b435177
1525d74b2784
hex156bf74735

92005680949 has 16 divisors (see below), whose sum is σ = 113245068160. Its totient is φ = 72791006400.

The previous prime is 92005680947. The next prime is 92005680953. The reversal of 92005680949 is 94908650029.

It is not a de Polignac number, because 92005680949 - 21 = 92005680947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 92005680896 and 92005680905.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (92005680947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2285899 + ... + 2325799.

It is an arithmetic number, because the mean of its divisors is an integer number (7077816760).

Almost surely, 292005680949 is an apocalyptic number.

It is an amenable number.

92005680949 is a deficient number, since it is larger than the sum of its proper divisors (21239387211).

92005680949 is a wasteful number, since it uses less digits than its factorization.

92005680949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65260.

The product of its (nonzero) digits is 1399680, while the sum is 52.

The spelling of 92005680949 in words is "ninety-two billion, five million, six hundred eighty thousand, nine hundred forty-nine".

Divisors: 1 7 13 91 25339 39901 177373 279307 329407 518713 2305849 3630991 1011051439 7077360073 13143668707 92005680949