Base | Representation |
---|---|
bin | 10011101111101… |
… | …011010000011111 |
3 | 212002100000020010 |
4 | 103233223100133 |
5 | 1134300440210 |
6 | 52512054303 |
7 | 11131464222 |
oct | 2357532037 |
9 | 762300203 |
10 | 331265055 |
11 | 15aa99380 |
12 | 92b34393 |
13 | 53826834 |
14 | 31dd15b9 |
15 | 1e137920 |
hex | 13beb41f |
331265055 has 32 divisors (see below), whose sum is σ = 586372608. Its totient is φ = 158345600.
The previous prime is 331265029. The next prime is 331265059. The reversal of 331265055 is 550562133.
It is not a de Polignac number, because 331265055 - 25 = 331265023 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (331265059) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2424 + ... + 25853.
It is an arithmetic number, because the mean of its divisors is an integer number (18324144).
Almost surely, 2331265055 is an apocalyptic number.
331265055 is a deficient number, since it is larger than the sum of its proper divisors (255107553).
331265055 is a wasteful number, since it uses less digits than its factorization.
331265055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28367.
The product of its (nonzero) digits is 13500, while the sum is 30.
The square root of 331265055 is about 18200.6883111601. The cubic root of 331265055 is about 691.9242339392.
The spelling of 331265055 in words is "three hundred thirty-one million, two hundred sixty-five thousand, fifty-five".
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