Base | Representation |
---|---|
bin | 1011100000010101000001… |
… | …0101000101001001101101 |
3 | 1122210022221002102002100120 |
4 | 2320011100111011021231 |
5 | 3124224223223441000 |
6 | 42523201503315153 |
7 | 2443635306115305 |
oct | 270052025051155 |
9 | 48708832362316 |
10 | 12650026390125 |
11 | 4037934125773 |
12 | 15037b02abab9 |
13 | 709b7a6c9967 |
14 | 31a39bca2605 |
15 | 16e0c9ae76a0 |
hex | b815054526d |
12650026390125 has 16 divisors (see below), whose sum is σ = 21049643913792. Its totient is φ = 6746680741200.
The previous prime is 12650026390073. The next prime is 12650026390207. The reversal of 12650026390125 is 52109362005621.
It is a happy number.
It is not a de Polignac number, because 12650026390125 - 26 = 12650026390061 is a prime.
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, 16866701479 + ... + 16866702228.
It is an arithmetic number, because the mean of its divisors is an integer number (1315602744612).
Almost surely, 212650026390125 is an apocalyptic number.
12650026390125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12650026390125 is a deficient number, since it is larger than the sum of its proper divisors (8399617523667).
12650026390125 is an equidigital number, since it uses as much as digits as its factorization.
12650026390125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33733403725 (or 33733403715 counting only the distinct ones).
The product of its (nonzero) digits is 194400, while the sum is 42.
Adding to 12650026390125 its reverse (52109362005621), we get a palindrome (64759388395746).
The spelling of 12650026390125 in words is "twelve trillion, six hundred fifty billion, twenty-six million, three hundred ninety thousand, one hundred twenty-five".
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