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3125896213 = 112231123211
BaseRepresentation
bin1011101001010001…
…0110010000010101
322001211220222110211
42322110112100111
522400212134323
61234102445421
7140314452016
oct27224262025
98054828424
103125896213
11136453a100
12732a33871
133aa7c413b
1421921900d
1513466170d
hexba516415

3125896213 has 12 divisors (see below), whose sum is σ = 3585292704. Its totient is φ = 2718168200.

The previous prime is 3125896201. The next prime is 3125896217. The reversal of 3125896213 is 3126985213.

It is not a de Polignac number, because 3125896213 - 225 = 3092341781 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 (3125896217) 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, 558823 + ... + 564388.

It is an arithmetic number, because the mean of its divisors is an integer number (298774392).

Almost surely, 23125896213 is an apocalyptic number.

It is an amenable number.

3125896213 is a deficient number, since it is larger than the sum of its proper divisors (459396491).

3125896213 is a wasteful number, since it uses less digits than its factorization.

3125896213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123256 (or 1123245 counting only the distinct ones).

The product of its digits is 77760, while the sum is 40.

The square root of 3125896213 is about 55909.7148356169. The cubic root of 3125896213 is about 1462.1486180257.

The spelling of 3125896213 in words is "three billion, one hundred twenty-five million, eight hundred ninety-six thousand, two hundred thirteen".

Divisors: 1 11 23 121 253 2783 1123211 12355321 25833853 135908531 284172383 3125896213