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470352978 = 23226130721
BaseRepresentation
bin11100000010010…
…000010001010010
31012210001101222200
4130002100101102
51430402243403
6114401144030
714440635324
oct3402202122
91183041880
10470352978
11221558177
1211162b016
13765a4994
1446679614
152b45dca3
hex1c090452

470352978 has 12 divisors (see below), whose sum is σ = 1019098158. Its totient is φ = 156784320.

The previous prime is 470352977. The next prime is 470352983. The reversal of 470352978 is 879253074.

It can be written as a sum of positive squares in only one way, i.e., 259435449 + 210917529 = 16107^2 + 14523^2 .

It is not an unprimeable number, because it can be changed into a prime (470352977) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13065343 + ... + 13065378.

Almost surely, 2470352978 is an apocalyptic number.

470352978 is an abundant number, since it is smaller than the sum of its proper divisors (548745180).

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

470352978 is a wasteful number, since it uses less digits than its factorization.

470352978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26130729 (or 26130726 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The square root of 470352978 is about 21687.6226912956. The cubic root of 470352978 is about 777.6925991088.

The spelling of 470352978 in words is "four hundred seventy million, three hundred fifty-two thousand, nine hundred seventy-eight".

Divisors: 1 2 3 6 9 18 26130721 52261442 78392163 156784326 235176489 470352978