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1970288082 = 232770122307
BaseRepresentation
bin111010101110000…
…0011010111010010
312002022110000010200
41311130003113102
513013343204312
6523302040030
766553113060
oct16534032722
95068400120
101970288082
119211a3664
1246ba19016
13255273549
14149963030
15b7e940dc
hex757035d2

1970288082 has 48 divisors (see below), whose sum is σ = 4885987392. Its totient is φ = 562111200.

The previous prime is 1970288057. The next prime is 1970288119. The reversal of 1970288082 is 2808820791.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77173 + ... + 99479.

It is an arithmetic number, because the mean of its divisors is an integer number (101791404).

Almost surely, 21970288082 is an apocalyptic number.

1970288082 is an abundant number, since it is smaller than the sum of its proper divisors (2915699310).

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

1970288082 is a wasteful number, since it uses less digits than its factorization.

1970288082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23023 (or 23020 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 45.

The square root of 1970288082 is about 44387.9272099971. The cubic root of 1970288082 is about 1253.6507845307.

The spelling of 1970288082 in words is "one billion, nine hundred seventy million, two hundred eighty-eight thousand, eighty-two".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 701 1402 2103 4206 4907 6309 9814 12618 14721 22307 29442 44163 44614 66921 88326 133842 156149 200763 312298 401526 468447 936894 1405341 2810682 15637207 31274414 46911621 93823242 109460449 140734863 218920898 281469726 328381347 656762694 985144041 1970288082