Base | Representation |
---|---|
bin | 10011101111111… |
… | …101010101110000 |
3 | 212002110202211021 |
4 | 103233331111300 |
5 | 1134310322440 |
6 | 52513425224 |
7 | 11132223160 |
oct | 2357752560 |
9 | 762422737 |
10 | 331339120 |
11 | 160039a92 |
12 | 92b6b214 |
13 | 53851468 |
14 | 320105a0 |
15 | 1e14e84a |
hex | 13bfd570 |
331339120 has 80 divisors (see below), whose sum is σ = 893657088. Its totient is φ = 111893760.
The previous prime is 331339087. The next prime is 331339133. The reversal of 331339120 is 21933133.
It is a tau number, because it is divible by the number of its divisors (80).
It is a super-2 number, since 2×3313391202 = 219571224884748800, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33105 + ... + 41935.
Almost surely, 2331339120 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 331339120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (446828544).
331339120 is an abundant number, since it is smaller than the sum of its proper divisors (562317968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
331339120 is a wasteful number, since it uses less digits than its factorization.
331339120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8918 (or 8912 counting only the distinct ones).
The product of its (nonzero) digits is 1458, while the sum is 25.
The square root of 331339120 is about 18202.7228732407. The cubic root of 331339120 is about 691.9757974317.
The spelling of 331339120 in words is "three hundred thirty-one million, three hundred thirty-nine thousand, one hundred twenty".
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