Base | Representation |
---|---|
bin | 101001101010… |
… | …000101000010 |
3 | 202112210210000 |
4 | 221222011002 |
5 | 10243422013 |
6 | 1030020430 |
7 | 161551326 |
oct | 51520502 |
9 | 22483700 |
10 | 10920258 |
11 | 6189608 |
12 | 37a7716 |
13 | 23546bb |
14 | 1643986 |
15 | e5a973 |
hex | a6a142 |
10920258 has 20 divisors (see below), whose sum is σ = 24469830. Its totient is φ = 3640032.
The previous prime is 10920241. The next prime is 10920293. The reversal of 10920258 is 85202901.
It can be written as a sum of positive squares in only one way, i.e., 8661249 + 2259009 = 2943^2 + 1503^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 33543 + ... + 33866.
Almost surely, 210920258 is an apocalyptic number.
10920258 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
10920258 is an abundant number, since it is smaller than the sum of its proper divisors (13549572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10920258 is an equidigital number, since it uses as much as digits as its factorization.
10920258 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67423 (or 67414 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 27.
The square root of 10920258 is about 3304.5813653169. The cubic root of 10920258 is about 221.8592972554.
The spelling of 10920258 in words is "ten million, nine hundred twenty thousand, two hundred fifty-eight".
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