Base | Representation |
---|---|
bin | 1011001010000111011101 |
3 | 12111121101010 |
4 | 23022013131 |
5 | 1222100041 |
6 | 142405433 |
7 | 33601521 |
oct | 13120735 |
9 | 5447333 |
10 | 2925021 |
11 | 1718680 |
12 | b90879 |
13 | 7b54a8 |
14 | 561d81 |
15 | 3cba16 |
hex | 2ca1dd |
2925021 has 16 divisors (see below), whose sum is σ = 4290048. Its totient is φ = 1758000.
The previous prime is 2925001. The next prime is 2925023. The reversal of 2925021 is 1205292.
It is not a de Polignac number, because 2925021 - 27 = 2924893 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2925023) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4690 + ... + 5276.
It is an arithmetic number, because the mean of its divisors is an integer number (268128).
22925021 is an apocalyptic number.
It is an amenable number.
2925021 is a deficient number, since it is larger than the sum of its proper divisors (1365027).
2925021 is a wasteful number, since it uses less digits than its factorization.
2925021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 752.
The product of its (nonzero) digits is 360, while the sum is 21.
The square root of 2925021 is about 1710.2692770438. The cubic root of 2925021 is about 143.0132675515.
The spelling of 2925021 in words is "two million, nine hundred twenty-five thousand, twenty-one".
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