Base | Representation |
---|---|
bin | 1001011101010000100100 |
3 | 11122221202000 |
4 | 21131100210 |
5 | 1113313030 |
6 | 125045300 |
7 | 30033546 |
oct | 11352044 |
9 | 4587660 |
10 | 2479140 |
11 | 1443684 |
12 | 9b6830 |
13 | 68a561 |
14 | 487696 |
15 | 33e860 |
hex | 25d424 |
2479140 has 48 divisors (see below), whose sum is σ = 7714560. Its totient is φ = 660960.
The previous prime is 2479129. The next prime is 2479151. The reversal of 2479140 is 419742.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (2479129) and next prime (2479151).
It is a super-2 number, since 2×24791402 = 12292270279200, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
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, 1756 + ... + 2835.
It is an arithmetic number, because the mean of its divisors is an integer number (160720).
22479140 is an apocalyptic number.
2479140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2479140 is an abundant number, since it is smaller than the sum of its proper divisors (5235420).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2479140 is a wasteful number, since it uses less digits than its factorization.
2479140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4609 (or 4601 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 27.
The square root of 2479140 is about 1574.5285008535. The cubic root of 2479140 is about 135.3423410141.
The spelling of 2479140 in words is "two million, four hundred seventy-nine thousand, one hundred forty".
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