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50030255 = 5113072963
BaseRepresentation
bin1011111011011…
…0011010101111
310111010210121102
42332312122233
5100301432010
64544153315
71145151542
oct276663257
9114123542
1050030255
1126271520
121490883b
13a499102
146904859
1545d3ba5
hex2fb66af

50030255 has 16 divisors (see below), whose sum is σ = 65729664. Its totient is φ = 36254880.

The previous prime is 50030243. The next prime is 50030257. The reversal of 50030255 is 55203005.

It is not a de Polignac number, because 50030255 - 218 = 49768111 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50030257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15404 + ... + 18366.

It is an arithmetic number, because the mean of its divisors is an integer number (4108104).

Almost surely, 250030255 is an apocalyptic number.

50030255 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

50030255 is a deficient number, since it is larger than the sum of its proper divisors (15699409).

50030255 is a wasteful number, since it uses less digits than its factorization.

50030255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3286.

The product of its (nonzero) digits is 750, while the sum is 20.

The square root of 50030255 is about 7073.2068398994. The cubic root of 50030255 is about 368.4774417967.

The spelling of 50030255 in words is "fifty million, thirty thousand, two hundred fifty-five".

Divisors: 1 5 11 55 307 1535 2963 3377 14815 16885 32593 162965 909641 4548205 10006051 50030255