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12026460125 = 5397991873
BaseRepresentation
bin10110011001101010…
…10011011111011101
31011001010220110211002
423030311103133131
5144112233211000
65305212440045
7604012136651
oct131465233735
934033813732
1012026460125
115111694549
1223b7779025
13119879a4c4
14821348a61
154a5c4a8d5
hex2ccd537dd

12026460125 has 16 divisors (see below), whose sum is σ = 15163769712. Its totient is φ = 9521971200.

The previous prime is 12026460101. The next prime is 12026460143. The reversal of 12026460125 is 52106462021.

It can be written as a sum of positive squares in 8 ways, for example, as 2351377081 + 9675083044 = 48491^2 + 98362^2 .

It is not a de Polignac number, because 12026460125 - 228 = 11758024669 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 483812 + ... + 508061.

It is an arithmetic number, because the mean of its divisors is an integer number (947735607).

Almost surely, 212026460125 is an apocalyptic number.

It is an amenable number.

12026460125 is a deficient number, since it is larger than the sum of its proper divisors (3137309587).

12026460125 is an frugal number, since it uses more digits than its factorization.

12026460125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991985 (or 991975 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 29.

The spelling of 12026460125 in words is "twelve billion, twenty-six million, four hundred sixty thousand, one hundred twenty-five".

Divisors: 1 5 25 97 125 485 2425 12125 991873 4959365 24796825 96211681 123984125 481058405 2405292025 12026460125