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20300158 = 210150079
BaseRepresentation
bin100110101110…
…0000101111110
31102012100120201
41031130011332
520144101113
62003034114
7334356064
oct115340576
942170521
1020300158
111050589a
12696b93a
134289c38
1429a6034
151baecdd
hex135c17e

20300158 has 4 divisors (see below), whose sum is σ = 30450240. Its totient is φ = 10150078.

The previous prime is 20300143. The next prime is 20300177. The reversal of 20300158 is 85100302.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5075038 + ... + 5075041.

It is an arithmetic number, because the mean of its divisors is an integer number (7612560).

Almost surely, 220300158 is an apocalyptic number.

20300158 is a deficient number, since it is larger than the sum of its proper divisors (10150082).

20300158 is a wasteful number, since it uses less digits than its factorization.

20300158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10150081.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 20300158 is about 4505.5696643155. The cubic root of 20300158 is about 272.7929481498.

The spelling of 20300158 in words is "twenty million, three hundred thousand, one hundred fifty-eight".

Divisors: 1 2 10150079 20300158