Base | Representation |
---|---|
bin | 101110111100… |
… | …101111000111 |
3 | 212011021120121 |
4 | 232330233013 |
5 | 11122314044 |
6 | 1115442411 |
7 | 206416426 |
oct | 56745707 |
9 | 25137517 |
10 | 12307399 |
11 | 6a46805 |
12 | 4156407 |
13 | 271bbb0 |
14 | 18c52bd |
15 | 1131984 |
hex | bbcbc7 |
12307399 has 8 divisors (see below), whose sum is σ = 13335840. Its totient is φ = 11290656.
The previous prime is 12307391. The next prime is 12307409. The reversal of 12307399 is 99370321.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12307399 - 23 = 12307391 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 (12307391) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 664 + ... + 5005.
It is an arithmetic number, because the mean of its divisors is an integer number (1666980).
Almost surely, 212307399 is an apocalyptic number.
12307399 is a deficient number, since it is larger than the sum of its proper divisors (1028441).
12307399 is a wasteful number, since it uses less digits than its factorization.
12307399 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5849.
The product of its (nonzero) digits is 10206, while the sum is 34.
The square root of 12307399 is about 3508.1902742012. The cubic root of 12307399 is about 230.8813005604.
The spelling of 12307399 in words is "twelve million, three hundred seven thousand, three hundred ninety-nine".
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