Base | Representation |
---|---|
bin | 10010010110100… |
… | …110000100111111 |
3 | 210110101121021001 |
4 | 102112212010333 |
5 | 1112311204043 |
6 | 50315351131 |
7 | 10426134415 |
oct | 2226460477 |
9 | 713347231 |
10 | 307913023 |
11 | 148899680 |
12 | 871524a7 |
13 | 4ba3b772 |
14 | 2cc732b5 |
15 | 1c07374d |
hex | 125a613f |
307913023 has 4 divisors (see below), whose sum is σ = 335905128. Its totient is φ = 279920920.
The previous prime is 307913003. The next prime is 307913059. The reversal of 307913023 is 320319703.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 307913023 - 25 = 307912991 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 307912982 and 307913000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (307913003) 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, 13996036 + ... + 13996057.
It is an arithmetic number, because the mean of its divisors is an integer number (83976282).
Almost surely, 2307913023 is an apocalyptic number.
307913023 is a deficient number, since it is larger than the sum of its proper divisors (27992105).
307913023 is a wasteful number, since it uses less digits than its factorization.
307913023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27992104.
The product of its (nonzero) digits is 3402, while the sum is 28.
The square root of 307913023 is about 17547.4506125534. The cubic root of 307913023 is about 675.2677661022.
The spelling of 307913023 in words is "three hundred seven million, nine hundred thirteen thousand, twenty-three".
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