Base | Representation |
---|---|
bin | 111111001100110… |
… | …1000000110010100 |
3 | 12110210101000212201 |
4 | 1332121220012110 |
5 | 13320341201220 |
6 | 550232454244 |
7 | 103360126330 |
oct | 17631500624 |
9 | 5423330781 |
10 | 2120647060 |
11 | 999060584 |
12 | 4b224a384 |
13 | 27a46995c |
14 | 1619027c0 |
15 | c6294d0a |
hex | 7e668194 |
2120647060 has 48 divisors (see below), whose sum is σ = 5113745280. Its totient is φ = 723623040.
The previous prime is 2120647051. The next prime is 2120647073. The reversal of 2120647060 is 607460212.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6355 + ... + 65434.
It is an arithmetic number, because the mean of its divisors is an integer number (106536360).
Almost surely, 22120647060 is an apocalyptic number.
2120647060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2120647060 is an abundant number, since it is smaller than the sum of its proper divisors (2993098220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2120647060 is a wasteful number, since it uses less digits than its factorization.
2120647060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72016 (or 72014 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 28.
The square root of 2120647060 is about 46050.4838193911. The cubic root of 2120647060 is about 1284.7623415499.
The spelling of 2120647060 in words is "two billion, one hundred twenty million, six hundred forty-seven thousand, sixty".
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