Base | Representation |
---|---|
bin | 10010010100101… |
… | …110100110110100 |
3 | 210102110201222210 |
4 | 102110232212310 |
5 | 1112200024133 |
6 | 50301053420 |
7 | 10422025626 |
oct | 2224564664 |
9 | 712421883 |
10 | 307423668 |
11 | 148594a52 |
12 | 86b57270 |
13 | 4b8c9ac6 |
14 | 2cb86c16 |
15 | 1bec8763 |
hex | 1252e9b4 |
307423668 has 24 divisors (see below), whose sum is σ = 721082880. Its totient is φ = 101937280.
The previous prime is 307423661. The next prime is 307423673. The reversal of 307423668 is 866324703.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (307423661) 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, 64773 + ... + 69356.
It is an arithmetic number, because the mean of its divisors is an integer number (30045120).
Almost surely, 2307423668 is an apocalyptic number.
It is an amenable number.
307423668 is an abundant number, since it is smaller than the sum of its proper divisors (413659212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
307423668 is a wasteful number, since it uses less digits than its factorization.
307423668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134327 (or 134325 counting only the distinct ones).
The product of its (nonzero) digits is 145152, while the sum is 39.
The square root of 307423668 is about 17533.5013046453. The cubic root of 307423668 is about 674.9098502377.
The spelling of 307423668 in words is "three hundred seven million, four hundred twenty-three thousand, six hundred sixty-eight".
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