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82087379076 = 22313949213057
BaseRepresentation
bin100110001110011001…
…0100000000010000100
321211212210212220210010
41030130302200002010
52321103332112301
6101413241230220
75634126131613
oct1143462400204
9254783786703
1082087379076
11318a420495a
1213aaaa92370
137982724171
143d8a09b87a
1522068915d6
hex131cca0084

82087379076 has 24 divisors (see below), whose sum is σ = 192915187360. Its totient is φ = 27165606912.

The previous prime is 82087379057. The next prime is 82087379083. The reversal of 82087379076 is 67097378028.

It is a super-2 number, since 2×820873790762 (a number of 23 digits) contains 22 as substring.

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, 24604861 + ... + 24608196.

Almost surely, 282087379076 is an apocalyptic number.

It is an amenable number.

82087379076 is an abundant number, since it is smaller than the sum of its proper divisors (110827808284).

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

82087379076 is a wasteful number, since it uses less digits than its factorization.

82087379076 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49213203 (or 49213201 counting only the distinct ones).

The product of its (nonzero) digits is 7112448, while the sum is 57.

The spelling of 82087379076 in words is "eighty-two billion, eighty-seven million, three hundred seventy-nine thousand, seventy-six".

Divisors: 1 2 3 4 6 12 139 278 417 556 834 1668 49213057 98426114 147639171 196852228 295278342 590556684 6840614923 13681229846 20521844769 27362459692 41043689538 82087379076