Base | Representation |
---|---|
bin | 1001010011100010… |
… | …0000000000100100 |
3 | 20110002010101010202 |
4 | 2110320200000210 |
5 | 20103421323030 |
6 | 1051505210032 |
7 | 115620165566 |
oct | 22470400044 |
9 | 6402111122 |
10 | 2497839140 |
11 | 1071a68575 |
12 | 598630918 |
13 | 30a653a34 |
14 | 199a4b336 |
15 | e9450745 |
hex | 94e20024 |
2497839140 has 24 divisors (see below), whose sum is σ = 5248091520. Its totient is φ = 998634848.
The previous prime is 2497839139. The next prime is 2497839191. The reversal of 2497839140 is 419387942.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10991 + ... + 71529.
It is an arithmetic number, because the mean of its divisors is an integer number (218670480).
Almost surely, 22497839140 is an apocalyptic number.
2497839140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2497839140 is an abundant number, since it is smaller than the sum of its proper divisors (2750252380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2497839140 is a wasteful number, since it uses less digits than its factorization.
2497839140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 62611 (or 62609 counting only the distinct ones).
The product of its (nonzero) digits is 435456, while the sum is 47.
The square root of 2497839140 is about 49978.3867286650. The cubic root of 2497839140 is about 1356.8176638179.
The spelling of 2497839140 in words is "two billion, four hundred ninety-seven million, eight hundred thirty-nine thousand, one hundred forty".
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