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50319337 = 172959961
BaseRepresentation
bin1011111111110…
…0111111101001
310111200111011011
42333330333221
5100340204322
64554303521
71150464415
oct277747751
9114614134
1050319337
1126449732
1214a27ba1
13a56a873
14697bd45
15463e677
hex2ffcfe9

50319337 has 4 divisors (see below), whose sum is σ = 53279316. Its totient is φ = 47359360.

The previous prime is 50319329. The next prime is 50319343. The reversal of 50319337 is 73391305.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 15968016 + 34351321 = 3996^2 + 5861^2 .

It is a cyclic number.

It is not a de Polignac number, because 50319337 - 23 = 50319329 is a prime.

It is a super-2 number, since 2×503193372 = 5064071352239138, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 50319299 and 50319308.

It is not an unprimeable number, because it can be changed into a prime (50319397) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1479964 + ... + 1479997.

It is an arithmetic number, because the mean of its divisors is an integer number (13319829).

Almost surely, 250319337 is an apocalyptic number.

It is an amenable number.

50319337 is a deficient number, since it is larger than the sum of its proper divisors (2959979).

50319337 is a wasteful number, since it uses less digits than its factorization.

50319337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2959978.

The product of its (nonzero) digits is 8505, while the sum is 31.

The square root of 50319337 is about 7093.6124083573. The cubic root of 50319337 is about 369.1857844379.

The spelling of 50319337 in words is "fifty million, three hundred nineteen thousand, three hundred thirty-seven".

Divisors: 1 17 2959961 50319337