Base | Representation |
---|---|
bin | 10011110001001… |
… | …111110100010000 |
3 | 212010002221020021 |
4 | 103301033310100 |
5 | 1134402130234 |
6 | 52524553224 |
7 | 11135131114 |
oct | 2361176420 |
9 | 763087207 |
10 | 331676944 |
11 | 16024a885 |
12 | 930b2814 |
13 | 5393c161 |
14 | 3209b744 |
15 | 1e1b99b4 |
hex | 13c4fd10 |
331676944 has 45 divisors (see below), whose sum is σ = 669813807. Its totient is φ = 159100032.
The previous prime is 331676941. The next prime is 331676957. The reversal of 331676944 is 449676133.
The square root of 331676944 is 18212.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in 4 ways, for example, as 11696400 + 319980544 = 3420^2 + 17888^2 .
It is a super-2 number, since 2×3316769442 = 220019190362358272, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 331676944.
It is not an unprimeable number, because it can be changed into a prime (331676941) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2112514 + ... + 2112670.
Almost surely, 2331676944 is an apocalyptic number.
331676944 is the 18212-nd square number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 331676944
331676944 is an abundant number, since it is smaller than the sum of its proper divisors (338136863).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
331676944 is an equidigital number, since it uses as much as digits as its factorization.
331676944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 380 (or 188 counting only the distinct ones).
The product of its digits is 326592, while the sum is 43.
The cubic root of 331676944 is about 692.2108905388.
The spelling of 331676944 in words is "three hundred thirty-one million, six hundred seventy-six thousand, nine hundred forty-four".
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