Base | Representation |
---|---|
bin | 10011011101010… |
… | …10101100110110 |
3 | 102101010212100220 |
4 | 21232222230312 |
5 | 313241302340 |
6 | 24110315210 |
7 | 4021263516 |
oct | 1156525466 |
9 | 371125326 |
10 | 163228470 |
11 | 84157a69 |
12 | 467b8b06 |
13 | 27a810c2 |
14 | 1796d846 |
15 | e4e3ed0 |
hex | 9baab36 |
163228470 has 32 divisors (see below), whose sum is σ = 408782592. Its totient is φ = 41634912.
The previous prime is 163228469. The next prime is 163228477. The reversal of 163228470 is 74822361.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (163228477) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117592 + ... + 118971.
It is an arithmetic number, because the mean of its divisors is an integer number (12774456).
Almost surely, 2163228470 is an apocalyptic number.
163228470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
163228470 is an abundant number, since it is smaller than the sum of its proper divisors (245554122).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
163228470 is a wasteful number, since it uses less digits than its factorization.
163228470 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 236596.
The product of its (nonzero) digits is 16128, while the sum is 33.
The square root of 163228470 is about 12776.0897773928. The cubic root of 163228470 is about 546.5106588504.
The spelling of 163228470 in words is "one hundred sixty-three million, two hundred twenty-eight thousand, four hundred seventy".
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