Base | Representation |
---|---|
bin | 1011001000111101000100 |
3 | 12111100211210 |
4 | 23020331010 |
5 | 1221422020 |
6 | 142331420 |
7 | 33551610 |
oct | 13107504 |
9 | 5440753 |
10 | 2920260 |
11 | 1715042 |
12 | b89b70 |
13 | 7b3285 |
14 | 560340 |
15 | 3ca3e0 |
hex | 2c8f44 |
2920260 has 96 divisors (see below), whose sum is σ = 9918720. Its totient is φ = 626688.
The previous prime is 2920249. The next prime is 2920273. The reversal of 2920260 is 620292.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is an Ulam number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6936 + ... + 7344.
It is an arithmetic number, because the mean of its divisors is an integer number (103320).
22920260 is an apocalyptic number.
2920260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2920260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4959360).
2920260 is an abundant number, since it is smaller than the sum of its proper divisors (6998460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2920260 is a wasteful number, since it uses less digits than its factorization.
2920260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 445 (or 443 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 21.
The square root of 2920260 is about 1708.8768241158. The cubic root of 2920260 is about 142.9356321063.
Subtracting from 2920260 its reverse (620292), we obtain a cube (2299968 = 1323).
The spelling of 2920260 in words is "two million, nine hundred twenty thousand, two hundred sixty".
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