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901628053 = 1098271817
BaseRepresentation
bin110101101111011…
…100000010010101
32022211120110011121
4311233130002111
53321304044203
6225245003541
731225466134
oct6557340225
92284513147
10901628053
11422a44557
12211b535b1
13114a46731
1487a6191b
155424e0bd
hex35bdc095

901628053 has 4 divisors (see below), whose sum is σ = 909899980. Its totient is φ = 893356128.

The previous prime is 901628051. The next prime is 901628059. The reversal of 901628053 is 350826109.

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 823517809 + 78110244 = 28697^2 + 8838^2 .

It is a cyclic number.

It is not a de Polignac number, because 901628053 - 21 = 901628051 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (901628051) 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, 4135800 + ... + 4136017.

It is an arithmetic number, because the mean of its divisors is an integer number (227474995).

Almost surely, 2901628053 is an apocalyptic number.

It is an amenable number.

901628053 is a deficient number, since it is larger than the sum of its proper divisors (8271927).

901628053 is a wasteful number, since it uses less digits than its factorization.

901628053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8271926.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 901628053 is about 30027.1219566578. The cubic root of 901628053 is about 966.0712072099.

The spelling of 901628053 in words is "nine hundred one million, six hundred twenty-eight thousand, fifty-three".

Divisors: 1 109 8271817 901628053