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50111315 = 510022263
BaseRepresentation
bin1011111100101…
…0001101010011
310111021220210122
42333022031103
5100312030230
64550020455
71145640062
oct277121523
9114256718
1050111315
1126317411
121494772b
13a4c6c87
1469261d9
1545ecbe5
hex2fca353

50111315 has 4 divisors (see below), whose sum is σ = 60133584. Its totient is φ = 40089048.

The previous prime is 50111309. The next prime is 50111323. The reversal of 50111315 is 51311105.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 51311105 = 510262221.

It is a cyclic number.

It is not a de Polignac number, because 50111315 - 214 = 50094931 is a prime.

It is a super-2 number, since 2×501113152 = 5022287782058450, 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 = 50111293 and 50111302.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5011127 + ... + 5011136.

It is an arithmetic number, because the mean of its divisors is an integer number (15033396).

Almost surely, 250111315 is an apocalyptic number.

50111315 is a deficient number, since it is larger than the sum of its proper divisors (10022269).

50111315 is a wasteful number, since it uses less digits than its factorization.

50111315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10022268.

The product of its (nonzero) digits is 75, while the sum is 17.

The square root of 50111315 is about 7078.9345949797. The cubic root of 50111315 is about 368.6763392079.

The spelling of 50111315 in words is "fifty million, one hundred eleven thousand, three hundred fifteen".

Divisors: 1 5 10022263 50111315