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470635313 = 617715333
BaseRepresentation
bin11100000011010…
…101001100110001
31012210120202021112
4130003111030301
51430440312223
6114411203105
714443222421
oct3403251461
91183522245
10470635313
11221730305
12111746495
1376673345
1446710481
152b4b7778
hex1c0d5331

470635313 has 4 divisors (see below), whose sum is σ = 478350708. Its totient is φ = 462919920.

The previous prime is 470635309. The next prime is 470635337. The reversal of 470635313 is 313536074.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 313536074 = 2156768037.

It can be written as a sum of positive squares in 2 ways, for example, as 74943649 + 395691664 = 8657^2 + 19892^2 .

It is a cyclic number.

It is not a de Polignac number, because 470635313 - 22 = 470635309 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 470635313.

It is not an unprimeable number, because it can be changed into a prime (470632313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3857606 + ... + 3857727.

It is an arithmetic number, because the mean of its divisors is an integer number (119587677).

Almost surely, 2470635313 is an apocalyptic number.

It is an amenable number.

470635313 is a deficient number, since it is larger than the sum of its proper divisors (7715395).

470635313 is an equidigital number, since it uses as much as digits as its factorization.

470635313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7715394.

The product of its (nonzero) digits is 22680, while the sum is 32.

The square root of 470635313 is about 21694.1308422347. The cubic root of 470635313 is about 777.8481744120.

The spelling of 470635313 in words is "four hundred seventy million, six hundred thirty-five thousand, three hundred thirteen".

Divisors: 1 61 7715333 470635313