Base | Representation |
---|---|
bin | 11011100001101… |
… | …00001000111000 |
3 | 121002110221122020 |
4 | 31300310020320 |
5 | 433102302110 |
6 | 34524554440 |
7 | 5502422442 |
oct | 1560641070 |
9 | 532427566 |
10 | 230900280 |
11 | 109378886 |
12 | 653b2a20 |
13 | 38ab5cb0 |
14 | 22947492 |
15 | 1540ed70 |
hex | dc34238 |
230900280 has 64 divisors (see below), whose sum is σ = 745990560. Its totient is φ = 56836608.
The previous prime is 230900279. The next prime is 230900303. The reversal of 230900280 is 82009032.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a self number, because there is not a number n which added to its sum of digits gives 230900280.
It is a congruent 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, 72447 + ... + 75566.
Almost surely, 2230900280 is an apocalyptic number.
230900280 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
230900280 is an abundant number, since it is smaller than the sum of its proper divisors (515090280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230900280 is a wasteful number, since it uses less digits than its factorization.
230900280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148040 (or 148036 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 24.
The square root of 230900280 is about 15195.4032522997. The cubic root of 230900280 is about 613.4909395957.
The spelling of 230900280 in words is "two hundred thirty million, nine hundred thousand, two hundred eighty".
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