Base | Representation |
---|---|
bin | 10111000001001000… |
… | …00001110110010010 |
3 | 1011220012202210212022 |
4 | 23200210001312102 |
5 | 200302003210410 |
6 | 5402115331442 |
7 | 615141545015 |
oct | 134044016622 |
9 | 34805683768 |
10 | 12357475730 |
11 | 5271522466 |
12 | 248a5b0b82 |
13 | 121c237622 |
14 | 8532b337c |
15 | 4c4d34455 |
hex | 2e0901d92 |
12357475730 has 8 divisors (see below), whose sum is σ = 22243456332. Its totient is φ = 4942990288.
The previous prime is 12357475703. The next prime is 12357475769. The reversal of 12357475730 is 3757475321.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 11709620521 + 647855209 = 108211^2 + 25453^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 617873777 + ... + 617873796.
Almost surely, 212357475730 is an apocalyptic number.
12357475730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12357475730 is a deficient number, since it is larger than the sum of its proper divisors (9885980602).
12357475730 is a wasteful number, since it uses less digits than its factorization.
12357475730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1235747580.
The product of its (nonzero) digits is 617400, while the sum is 44.
The spelling of 12357475730 in words is "twelve billion, three hundred fifty-seven million, four hundred seventy-five thousand, seven hundred thirty".
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