Base | Representation |
---|---|
bin | 1011101010010011… |
… | …0010101000001010 |
3 | 22002011000222101121 |
4 | 2322210302220022 |
5 | 22402313103410 |
6 | 1234335105454 |
7 | 140366214100 |
oct | 27244625012 |
9 | 8064028347 |
10 | 3130206730 |
11 | 1366a13712 |
12 | 73437228a |
13 | 3ab673141 |
14 | 219a1bc70 |
15 | 134c139da |
hex | ba932a0a |
3130206730 has 48 divisors (see below), whose sum is σ = 6637317120. Its totient is φ = 1059615648.
The previous prime is 3130206713. The next prime is 3130206731. The reversal of 3130206730 is 376020313.
It is a junction number, because it is equal to n+sod(n) for n = 3130206695 and 3130206704.
It is not an unprimeable number, because it can be changed into a prime (3130206731) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1722 + ... + 79141.
It is an arithmetic number, because the mean of its divisors is an integer number (138277440).
Almost surely, 23130206730 is an apocalyptic number.
3130206730 is an abundant number, since it is smaller than the sum of its proper divisors (3507110390).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3130206730 is a wasteful number, since it uses less digits than its factorization.
3130206730 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80963 (or 80956 counting only the distinct ones).
The product of its (nonzero) digits is 2268, while the sum is 25.
The square root of 3130206730 is about 55948.2504641566. The cubic root of 3130206730 is about 1462.8203956774.
The spelling of 3130206730 in words is "three billion, one hundred thirty million, two hundred six thousand, seven hundred thirty".
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