Base | Representation |
---|---|
bin | 1011000110111100101000 |
3 | 12110221120100 |
4 | 23012330220 |
5 | 1221141130 |
6 | 142225400 |
7 | 33515625 |
oct | 13067450 |
9 | 5427510 |
10 | 2912040 |
11 | 170994a |
12 | b85260 |
13 | 7ac601 |
14 | 55b34c |
15 | 3c7c60 |
hex | 2c6f28 |
2912040 has 48 divisors (see below), whose sum is σ = 9465300. Its totient is φ = 776448.
The previous prime is 2912033. The next prime is 2912051. The reversal of 2912040 is 402192.
2912040 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 2452356 + 459684 = 1566^2 + 678^2 .
It is a super-3 number, since 3×29120403 = 74082096333772992000, which contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3685 + ... + 4404.
22912040 is an apocalyptic number.
2912040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2912040 is an abundant number, since it is smaller than the sum of its proper divisors (6553260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2912040 is a wasteful number, since it uses less digits than its factorization.
2912040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8106 (or 8099 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
The square root of 2912040 is about 1706.4700407566. The cubic root of 2912040 is about 142.8013934850.
The spelling of 2912040 in words is "two million, nine hundred twelve thousand, forty".
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