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50313605 = 599710093
BaseRepresentation
bin1011111111101…
…1100110000101
310111200012021212
42333323212011
5100340013410
64554221205
71150441616
oct277734605
9114605255
1050313605
11264453a1
1214a24805
13a568084
146979c0d
15463cb05
hex2ffb985

50313605 has 8 divisors (see below), whose sum is σ = 60442872. Its totient is φ = 40206528.

The previous prime is 50313587. The next prime is 50313611. The reversal of 50313605 is 50631305.

It can be written as a sum of positive squares in 4 ways, for example, as 12773476 + 37540129 = 3574^2 + 6127^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 50313605 - 212 = 50309509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62 + ... + 10031.

It is an arithmetic number, because the mean of its divisors is an integer number (7555359).

Almost surely, 250313605 is an apocalyptic number.

It is an amenable number.

50313605 is a deficient number, since it is larger than the sum of its proper divisors (10129267).

50313605 is a wasteful number, since it uses less digits than its factorization.

50313605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11095.

The product of its (nonzero) digits is 1350, while the sum is 23.

The square root of 50313605 is about 7093.2083713930. The cubic root of 50313605 is about 369.1717656173.

The spelling of 50313605 in words is "fifty million, three hundred thirteen thousand, six hundred five".

Divisors: 1 5 997 4985 10093 50465 10062721 50313605