Base | Representation |
---|---|
bin | 111110101011110011000 |
3 | 10212100121120 |
4 | 13311132120 |
5 | 1011212130 |
6 | 112005240 |
7 | 23313312 |
oct | 7653630 |
9 | 3770546 |
10 | 2054040 |
11 | 118325a |
12 | 830820 |
13 | 56bc11 |
14 | 3b67b2 |
15 | 2a8910 |
hex | 1f5798 |
2054040 has 32 divisors (see below), whose sum is σ = 6162480. Its totient is φ = 547712.
The previous prime is 2054027. The next prime is 2054047. The reversal of 2054040 is 404502.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2054047) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8439 + ... + 8678.
22054040 is an apocalyptic number.
2054040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2054040 is an abundant number, since it is smaller than the sum of its proper divisors (4108440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2054040 is a wasteful number, since it uses less digits than its factorization.
2054040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17131 (or 17127 counting only the distinct ones).
The product of its (nonzero) digits is 160, while the sum is 15.
The square root of 2054040 is about 1433.1922411177. The cubic root of 2054040 is about 127.1168041075.
Adding to 2054040 its reverse (404502), we get a palindrome (2458542).
The spelling of 2054040 in words is "two million, fifty-four thousand, forty", and thus it is an eban number.
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