Base | Representation |
---|---|
bin | 10010010111110… |
… | …100111110110000 |
3 | 210111000000120212 |
4 | 102113310332300 |
5 | 1112402024313 |
6 | 50330323252 |
7 | 10431651560 |
oct | 2227647660 |
9 | 714000525 |
10 | 308236208 |
11 | 148a9a475 |
12 | 87289528 |
13 | 4bb228b7 |
14 | 2cd18da0 |
15 | 1c0d93a8 |
hex | 125f4fb0 |
308236208 has 20 divisors (see below), whose sum is σ = 682523280. Its totient is φ = 132101184.
The previous prime is 308236207. The next prime is 308236211. The reversal of 308236208 is 802632803.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (308236207) 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, 1375943 + ... + 1376166.
It is an arithmetic number, because the mean of its divisors is an integer number (34126164).
Almost surely, 2308236208 is an apocalyptic number.
It is an amenable number.
308236208 is an abundant number, since it is smaller than the sum of its proper divisors (374287072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
308236208 is a wasteful number, since it uses less digits than its factorization.
308236208 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2752124 (or 2752118 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 32.
The square root of 308236208 is about 17556.6570849920. The cubic root of 308236208 is about 675.5039368037.
The spelling of 308236208 in words is "three hundred eight million, two hundred thirty-six thousand, two hundred eight".
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