Base | Representation |
---|---|
bin | 110101000110… |
… | …000001100011 |
3 | 222012010022212 |
4 | 311012001203 |
5 | 12030341212 |
6 | 1214152335 |
7 | 226206104 |
oct | 65060143 |
9 | 28163285 |
10 | 13918307 |
11 | 7947037 |
12 | 47b26ab |
13 | 2b641b0 |
14 | 1bc43ab |
15 | 134de22 |
hex | d46063 |
13918307 has 8 divisors (see below), whose sum is σ = 15024240. Its totient is φ = 12817440.
The previous prime is 13918301. The next prime is 13918337. The reversal of 13918307 is 70381931.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13918307 - 210 = 13917283 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13918301) 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, 6044 + ... + 8022.
It is an arithmetic number, because the mean of its divisors is an integer number (1878030).
Almost surely, 213918307 is an apocalyptic number.
13918307 is a deficient number, since it is larger than the sum of its proper divisors (1105933).
13918307 is a wasteful number, since it uses less digits than its factorization.
13918307 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2533.
The product of its (nonzero) digits is 4536, while the sum is 32.
The square root of 13918307 is about 3730.7247285213. The cubic root of 13918307 is about 240.5445217345.
The spelling of 13918307 in words is "thirteen million, nine hundred eighteen thousand, three hundred seven".
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