Base | Representation |
---|---|
bin | 101110111100… |
… | …111010000011 |
3 | 212011022112112 |
4 | 232330322003 |
5 | 11122324344 |
6 | 1115445535 |
7 | 206421446 |
oct | 56747203 |
9 | 25138475 |
10 | 12308099 |
11 | 6a47291 |
12 | 41568ab |
13 | 271c2cb |
14 | 18c565d |
15 | 1131c9e |
hex | bbce83 |
12308099 has 4 divisors (see below), whose sum is σ = 12347736. Its totient is φ = 12268464.
The previous prime is 12308089. The next prime is 12308113. The reversal of 12308099 is 99080321.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99080321 = 113 ⋅876817.
It is a cyclic number.
It is not a de Polignac number, because 12308099 - 24 = 12308083 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12308069) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19349 + ... + 19974.
It is an arithmetic number, because the mean of its divisors is an integer number (3086934).
Almost surely, 212308099 is an apocalyptic number.
12308099 is a deficient number, since it is larger than the sum of its proper divisors (39637).
12308099 is an equidigital number, since it uses as much as digits as its factorization.
12308099 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39636.
The product of its (nonzero) digits is 3888, while the sum is 32.
The square root of 12308099 is about 3508.2900393212. The cubic root of 12308099 is about 230.8856777064.
The spelling of 12308099 in words is "twelve million, three hundred eight thousand, ninety-nine".
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