Base | Representation |
---|---|
bin | 10010010111110… |
… | …110101000000000 |
3 | 210111000100211100 |
4 | 102113312220000 |
5 | 1112402233234 |
6 | 50330414400 |
7 | 10432010322 |
oct | 2227665000 |
9 | 714010740 |
10 | 308242944 |
11 | 148aa4539 |
12 | 87291400 |
13 | 4bb25999 |
14 | 2cd1b612 |
15 | 1c0db399 |
hex | 125f6a00 |
308242944 has 120 divisors (see below), whose sum is σ = 897522912. Its totient is φ = 101836800.
The previous prime is 308242939. The next prime is 308242969. The reversal of 308242944 is 449242803.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a junction number, because it is equal to n+sod(n) for n = 308242899 and 308242908.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 695587 + ... + 696029.
Almost surely, 2308242944 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 308242944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (448761456).
308242944 is an abundant number, since it is smaller than the sum of its proper divisors (589279968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
308242944 is a wasteful number, since it uses less digits than its factorization.
308242944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 618 (or 599 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 36.
The square root of 308242944 is about 17556.8489200084. The cubic root of 308242944 is about 675.5088574471.
The spelling of 308242944 in words is "three hundred eight million, two hundred forty-two thousand, nine hundred forty-four".
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