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7068092904 = 2332771712721
BaseRepresentation
bin1101001010100101…
…01000100111101000
3200020120212022200200
412211102220213220
5103433412433104
63125205432200
7340103540565
oct64522504750
920216768620
107068092904
112aa78328a4
12145310b660
138884576c2
144b0a0386c
152b57b9b39
hex1a54a89e8

7068092904 has 48 divisors (see below), whose sum is σ = 19146737220. Its totient is φ = 2355540480.

The previous prime is 7068092881. The next prime is 7068092921. The reversal of 7068092904 is 4092908607.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6761772900 + 306320004 = 82230^2 + 17502^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 7068092904.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 549264 + ... + 561984.

Almost surely, 27068092904 is an apocalyptic number.

It is an amenable number.

7068092904 is an abundant number, since it is smaller than the sum of its proper divisors (12078644316).

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

7068092904 is a wasteful number, since it uses less digits than its factorization.

7068092904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20450 (or 20443 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 7068092904 is about 84071.9507564800. The cubic root of 7068092904 is about 1919.1138944989.

The spelling of 7068092904 in words is "seven billion, sixty-eight million, ninety-two thousand, nine hundred four".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 7717 12721 15434 23151 25442 30868 38163 46302 50884 61736 69453 76326 92604 101768 114489 138906 152652 185208 228978 277812 305304 457956 555624 915912 98167957 196335914 294503871 392671828 589007742 785343656 883511613 1178015484 1767023226 2356030968 3534046452 7068092904