Base | Representation |
---|---|
bin | 1001100001111110… |
… | …0100100001011010 |
3 | 20121022002211200222 |
4 | 2120133210201122 |
5 | 20214423203030 |
6 | 1101511400042 |
7 | 120254102465 |
oct | 23037444132 |
9 | 6538084628 |
10 | 2558412890 |
11 | 10a3180520 |
12 | 5b4983022 |
13 | 31a071ba7 |
14 | 1a3ad82dc |
15 | ee9183e5 |
hex | 987e485a |
2558412890 has 32 divisors (see below), whose sum is σ = 5288207040. Its totient is φ = 881366400.
The previous prime is 2558412887. The next prime is 2558412911. The reversal of 2558412890 is 982148552.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 609971 + ... + 614150.
It is an arithmetic number, because the mean of its divisors is an integer number (165256470).
Almost surely, 22558412890 is an apocalyptic number.
2558412890 is an abundant number, since it is smaller than the sum of its proper divisors (2729794150).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2558412890 is a wasteful number, since it uses less digits than its factorization.
2558412890 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1224158.
The product of its (nonzero) digits is 230400, while the sum is 44.
The square root of 2558412890 is about 50580.7561232530. The cubic root of 2558412890 is about 1367.6979989077.
The spelling of 2558412890 in words is "two billion, five hundred fifty-eight million, four hundred twelve thousand, eight hundred ninety".
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