Base | Representation |
---|---|
bin | 1000100111100000101100 |
3 | 11020202202020 |
4 | 20213200230 |
5 | 1034241423 |
6 | 120230140 |
7 | 25125654 |
oct | 10474054 |
9 | 4222666 |
10 | 2258988 |
11 | 1303236 |
12 | 90b350 |
13 | 6112a4 |
14 | 42b364 |
15 | 2e94e3 |
hex | 22782c |
2258988 has 12 divisors (see below), whose sum is σ = 5271000. Its totient is φ = 752992.
The previous prime is 2258987. The next prime is 2259029. The reversal of 2258988 is 8898522.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (2258981) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94113 + ... + 94136.
It is an arithmetic number, because the mean of its divisors is an integer number (439250).
22258988 is an apocalyptic number.
It is an amenable number.
2258988 is an abundant number, since it is smaller than the sum of its proper divisors (3012012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2258988 is a wasteful number, since it uses less digits than its factorization.
2258988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 188256 (or 188254 counting only the distinct ones).
The product of its digits is 92160, while the sum is 42.
The square root of 2258988 is about 1502.9930139558. The cubic root of 2258988 is about 131.2113210288.
The spelling of 2258988 in words is "two million, two hundred fifty-eight thousand, nine hundred eighty-eight".
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