Base | Representation |
---|---|
bin | 1010011110100010… |
… | …0110000011111010 |
3 | 21021000002120220100 |
4 | 2213220212003322 |
5 | 21224440433410 |
6 | 1143024140230 |
7 | 126460213665 |
oct | 24750460372 |
9 | 7230076810 |
10 | 2812436730 |
11 | 1213602384 |
12 | 665a67676 |
13 | 35a892c5c |
14 | 1c97406dc |
15 | 116d948c0 |
hex | a7a260fa |
2812436730 has 24 divisors (see below), whose sum is σ = 7312335732. Its totient is φ = 749983104.
The previous prime is 2812436663. The next prime is 2812436743. The reversal of 2812436730 is 376342182.
It is a happy number.
2812436730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 2812286961 + 149769 = 53031^2 + 387^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15624559 + ... + 15624738.
Almost surely, 22812436730 is an apocalyptic number.
2812436730 is an abundant number, since it is smaller than the sum of its proper divisors (4499899002).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2812436730 is a wasteful number, since it uses less digits than its factorization.
2812436730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31249310 (or 31249307 counting only the distinct ones).
The product of its (nonzero) digits is 48384, while the sum is 36.
The square root of 2812436730 is about 53032.4120703556. The cubic root of 2812436730 is about 1411.5434584689.
The spelling of 2812436730 in words is "two billion, eight hundred twelve million, four hundred thirty-six thousand, seven hundred thirty".
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