Base | Representation |
---|---|
bin | 11010100011010… |
… | …111110100100110 |
3 | 1011001020201222210 |
4 | 122203113310212 |
5 | 1403020331410 |
6 | 112112104250 |
7 | 14016343116 |
oct | 3243276446 |
9 | 1131221883 |
10 | 445480230 |
11 | 209509988 |
12 | 105235086 |
13 | 713a6690 |
14 | 43243046 |
15 | 29199220 |
hex | 1a8d7d26 |
445480230 has 64 divisors (see below), whose sum is σ = 1188569088. Its totient is φ = 106116480.
The previous prime is 445480229. The next prime is 445480249. The reversal of 445480230 is 32084544.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6334 + ... + 30513.
It is an arithmetic number, because the mean of its divisors is an integer number (18571392).
Almost surely, 2445480230 is an apocalyptic number.
445480230 is an abundant number, since it is smaller than the sum of its proper divisors (743088858).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
445480230 is a wasteful number, since it uses less digits than its factorization.
445480230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36901.
The product of its (nonzero) digits is 15360, while the sum is 30.
The square root of 445480230 is about 21106.4025831026. The cubic root of 445480230 is about 763.7352076623.
The spelling of 445480230 in words is "four hundred forty-five million, four hundred eighty thousand, two hundred thirty".
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