Base | Representation |
---|---|
bin | 10010100000001… |
… | …100010000101000 |
3 | 210122010102010201 |
4 | 102200030100220 |
5 | 1113432204322 |
6 | 50445321544 |
7 | 10456412656 |
oct | 2240142050 |
9 | 718112121 |
10 | 310428712 |
11 | 14a257760 |
12 | 87b662b4 |
13 | 4c40c839 |
14 | 2d329dd6 |
15 | 1c3bdd27 |
hex | 1280c428 |
310428712 has 64 divisors (see below), whose sum is σ = 657901440. Its totient is φ = 136089600.
The previous prime is 310428691. The next prime is 310428719. The reversal of 310428712 is 217824013.
It is not an unprimeable number, because it can be changed into a prime (310428719) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 349533 + ... + 350419.
It is an arithmetic number, because the mean of its divisors is an integer number (10279710).
Almost surely, 2310428712 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 310428712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (328950720).
310428712 is an abundant number, since it is smaller than the sum of its proper divisors (347472728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
310428712 is a wasteful number, since it uses less digits than its factorization.
310428712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1042 (or 1038 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 28.
The square root of 310428712 is about 17618.9872580691. The cubic root of 310428712 is about 677.1017885667.
The spelling of 310428712 in words is "three hundred ten million, four hundred twenty-eight thousand, seven hundred twelve".
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