Base | Representation |
---|---|
bin | 10010010101000… |
… | …001010111001010 |
3 | 210102121122101001 |
4 | 102111001113022 |
5 | 1112210003430 |
6 | 50302445214 |
7 | 10422465613 |
oct | 2225012712 |
9 | 712548331 |
10 | 307500490 |
11 | 148637740 |
12 | 86b9380a |
13 | 4b925a6b |
14 | 2cba6c0a |
15 | 1bee13ca |
hex | 125415ca |
307500490 has 16 divisors (see below), whose sum is σ = 603819360. Its totient is φ = 111818320.
The previous prime is 307500467. The next prime is 307500491. The reversal of 307500490 is 94005703.
It is not an unprimeable number, because it can be changed into a prime (307500491) 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, 1397620 + ... + 1397839.
It is an arithmetic number, because the mean of its divisors is an integer number (37738710).
Almost surely, 2307500490 is an apocalyptic number.
307500490 is a deficient number, since it is larger than the sum of its proper divisors (296318870).
307500490 is a wasteful number, since it uses less digits than its factorization.
307500490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2795477.
The product of its (nonzero) digits is 3780, while the sum is 28.
The square root of 307500490 is about 17535.6918882604. The cubic root of 307500490 is about 674.9660632229.
The spelling of 307500490 in words is "three hundred seven million, five hundred thousand, four hundred ninety".
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