Base | Representation |
---|---|
bin | 1010111111010111010100 |
3 | 12102100221222 |
4 | 22333113110 |
5 | 1214142410 |
6 | 141425512 |
7 | 33326234 |
oct | 12772724 |
9 | 5370858 |
10 | 2880980 |
11 | 1698583 |
12 | b6b298 |
13 | 79b42b |
14 | 54dcc4 |
15 | 3bd955 |
hex | 2bf5d4 |
2880980 has 24 divisors (see below), whose sum is σ = 6314112. Its totient is φ = 1102112.
The previous prime is 2880949. The next prime is 2880991. The reversal of 2880980 is 890882.
It is a self number, because there is not a number n which added to its sum of digits gives 2880980.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2672 + ... + 3591.
It is an arithmetic number, because the mean of its divisors is an integer number (263088).
22880980 is an apocalyptic number.
2880980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2880980 is an abundant number, since it is smaller than the sum of its proper divisors (3433132).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2880980 is a wasteful number, since it uses less digits than its factorization.
2880980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6295 (or 6293 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 35.
The square root of 2880980 is about 1697.3449855583. The cubic root of 2880980 is about 142.2918681062.
It can be divided in two parts, 2880 and 980, that multiplied together give a square (2822400 = 16802).
The spelling of 2880980 in words is "two million, eight hundred eighty thousand, nine hundred eighty".
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