Base | Representation |
---|---|
bin | 10010010111110… |
… | …101101110010000 |
3 | 210111000011202110 |
4 | 102113311232100 |
5 | 1112402123443 |
6 | 50330345320 |
7 | 10431663462 |
oct | 2227655620 |
9 | 714004673 |
10 | 308239248 |
11 | 148aa1789 |
12 | 8728b240 |
13 | 4bb240b5 |
14 | 2cd1a132 |
15 | 1c0da233 |
hex | 125f5b90 |
308239248 has 40 divisors (see below), whose sum is σ = 801073728. Its totient is φ = 102128512.
The previous prime is 308239237. The next prime is 308239279. The reversal of 308239248 is 842932803.
It is a super-2 number, since 2×3082392482 = 190022868015211008, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11211 + ... + 27242.
Almost surely, 2308239248 is an apocalyptic number.
It is an amenable number.
308239248 is an abundant number, since it is smaller than the sum of its proper divisors (492834480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
308239248 is a wasteful number, since it uses less digits than its factorization.
308239248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38631 (or 38625 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 39.
The square root of 308239248 is about 17556.7436616247. The cubic root of 308239248 is about 675.5061575305.
The spelling of 308239248 in words is "three hundred eight million, two hundred thirty-nine thousand, two hundred forty-eight".
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