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2757230051 = 1721123643
BaseRepresentation
bin1010010001010111…
…1111110111100011
321010011012210120112
42210111333313203
521121322330201
61133333001535
7125220032402
oct24425776743
97104183515
102757230051
111195425824
1264b4832ab
1334c303994
141c228d639
151120dc0bb
hexa457fde3

2757230051 has 12 divisors (see below), whose sum is σ = 2934126936. Its totient is φ = 2582032320.

The previous prime is 2757229991. The next prime is 2757230053. The reversal of 2757230051 is 1500327572.

It is a de Polignac number, because none of the positive numbers 2k-2757230051 is a prime.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2757230053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 755036 + ... + 758678.

It is an arithmetic number, because the mean of its divisors is an integer number (244510578).

Almost surely, 22757230051 is an apocalyptic number.

2757230051 is a deficient number, since it is larger than the sum of its proper divisors (176896885).

2757230051 is an equidigital number, since it uses as much as digits as its factorization.

2757230051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4082 (or 3871 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 32.

The square root of 2757230051 is about 52509.3329894791. The cubic root of 2757230051 is about 1402.2464022292.

The spelling of 2757230051 in words is "two billion, seven hundred fifty-seven million, two hundred thirty thousand, fifty-one".

Divisors: 1 17 211 3587 3643 44521 61931 756857 768673 13067441 162190003 2757230051