Base | Representation |
---|---|
bin | 11010100010001… |
… | …010011110100110 |
3 | 1011000122122102110 |
4 | 122202022132212 |
5 | 1402430212210 |
6 | 112101221450 |
7 | 14013553365 |
oct | 3242123646 |
9 | 1130578373 |
10 | 445163430 |
11 | 209312968 |
12 | 105101886 |
13 | 712c541a |
14 | 4319d7dc |
15 | 29135420 |
hex | 1a88a7a6 |
445163430 has 32 divisors (see below), whose sum is σ = 1088554464. Its totient is φ = 116470016.
The previous prime is 445163429. The next prime is 445163471. The reversal of 445163430 is 34361544.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a Curzon number.
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, 138399 + ... + 141578.
It is an arithmetic number, because the mean of its divisors is an integer number (34017327).
Almost surely, 2445163430 is an apocalyptic number.
445163430 is an abundant number, since it is smaller than the sum of its proper divisors (643391034).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
445163430 is a wasteful number, since it uses less digits than its factorization.
445163430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 280040.
The product of its (nonzero) digits is 17280, while the sum is 30.
The square root of 445163430 is about 21098.8964166375. The cubic root of 445163430 is about 763.5541231651.
The spelling of 445163430 in words is "four hundred forty-five million, one hundred sixty-three thousand, four hundred thirty".
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