Base | Representation |
---|---|
bin | 1011001001000111011101 |
3 | 12111101202102 |
4 | 23021013131 |
5 | 1221432200 |
6 | 142334445 |
7 | 33553550 |
oct | 13110735 |
9 | 5441672 |
10 | 2920925 |
11 | 1715597 |
12 | b8a425 |
13 | 7b3677 |
14 | 560697 |
15 | 3ca6d5 |
hex | 2c91dd |
2920925 has 12 divisors (see below), whose sum is σ = 4139616. Its totient is φ = 2002800.
The previous prime is 2920903. The next prime is 2920943. The reversal of 2920925 is 5290292.
It is not a de Polignac number, because 2920925 - 214 = 2904541 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8171 + ... + 8520.
It is an arithmetic number, because the mean of its divisors is an integer number (344968).
22920925 is an apocalyptic number.
2920925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
2920925 is a deficient number, since it is larger than the sum of its proper divisors (1218691).
2920925 is a wasteful number, since it uses less digits than its factorization.
2920925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16708 (or 16703 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 29.
The square root of 2920925 is about 1709.0713852850. The cubic root of 2920925 is about 142.9464810240.
The spelling of 2920925 in words is "two million, nine hundred twenty thousand, nine hundred twenty-five".
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