Base | Representation |
---|---|
bin | 10010100001011… |
… | …101111010000110 |
3 | 210122202101220000 |
4 | 102201131322012 |
5 | 1114023410032 |
6 | 50500422130 |
7 | 10462304664 |
oct | 2241357206 |
9 | 718671800 |
10 | 310763142 |
11 | 14a465a48 |
12 | 880a7946 |
13 | 4c4c8b21 |
14 | 2d3b5c34 |
15 | 1c437e7c |
hex | 1285de86 |
310763142 has 40 divisors (see below), whose sum is σ = 702768000. Its totient is φ = 102631536.
The previous prime is 310763113. The next prime is 310763161. The reversal of 310763142 is 241367013.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8859 + ... + 26457.
It is an arithmetic number, because the mean of its divisors is an integer number (17569200).
Almost surely, 2310763142 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 310763142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (351384000).
310763142 is an abundant number, since it is smaller than the sum of its proper divisors (392004858).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
310763142 is a wasteful number, since it uses less digits than its factorization.
310763142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17722 (or 17713 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 27.
The square root of 310763142 is about 17628.4753169411. The cubic root of 310763142 is about 677.3448522976.
The spelling of 310763142 in words is "three hundred ten million, seven hundred sixty-three thousand, one hundred forty-two".
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