Base | Representation |
---|---|
bin | 10111000011010000… |
… | …00000000111010101 |
3 | 1011221110022002111211 |
4 | 23201220000013111 |
5 | 200321033410141 |
6 | 5403553301421 |
7 | 615446160400 |
oct | 134150000725 |
9 | 34843262454 |
10 | 12375294421 |
11 | 5280592956 |
12 | 2494564871 |
13 | 1222b35c29 |
14 | 8557d0d37 |
15 | 4c66a3d81 |
hex | 2e1a001d5 |
12375294421 has 12 divisors (see below), whose sum is σ = 14401018080. Its totient is φ = 10603514040.
The previous prime is 12375294397. The next prime is 12375294433. The reversal of 12375294421 is 12449257321.
It is not a de Polignac number, because 12375294421 - 27 = 12375294293 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 (12375294461) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 93336 + ... + 182926.
It is an arithmetic number, because the mean of its divisors is an integer number (1200084840).
Almost surely, 212375294421 is an apocalyptic number.
It is an amenable number.
12375294421 is a deficient number, since it is larger than the sum of its proper divisors (2025723659).
12375294421 is an equidigital number, since it uses as much as digits as its factorization.
12375294421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 92424 (or 92417 counting only the distinct ones).
The product of its digits is 120960, while the sum is 40.
The spelling of 12375294421 in words is "twelve billion, three hundred seventy-five million, two hundred ninety-four thousand, four hundred twenty-one".
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