Base | Representation |
---|---|
bin | 10010010111010… |
… | …000010011110000 |
3 | 210110201101112121 |
4 | 102113100103300 |
5 | 1112332223000 |
6 | 50323204024 |
7 | 10430454625 |
oct | 2227202360 |
9 | 713641477 |
10 | 308086000 |
11 | 1489a7632 |
12 | 87216614 |
13 | 4ba9c411 |
14 | 2ccba34c |
15 | 1c0a9b1a |
hex | 125d04f0 |
308086000 has 40 divisors (see below), whose sum is σ = 744956784. Its totient is φ = 123233600.
The previous prime is 308085977. The next prime is 308086003. The reversal of 308086000 is 680803.
It is a tau number, because it is divible by the number of its divisors (40).
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (308086003) 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, 75022 + ... + 79021.
Almost surely, 2308086000 is an apocalyptic number.
It is an amenable number.
308086000 is an abundant number, since it is smaller than the sum of its proper divisors (436870784).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
308086000 is a wasteful number, since it uses less digits than its factorization.
308086000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 154066 (or 154050 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 25.
The square root of 308086000 is about 17552.3787561686. The cubic root of 308086000 is about 675.3941913346.
The spelling of 308086000 in words is "three hundred eight million, eighty-six thousand".
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