Base | Representation |
---|---|
bin | 11010100001110… |
… | …011110101001110 |
3 | 1011000110221011220 |
4 | 122201303311032 |
5 | 1402414230140 |
6 | 112055224210 |
7 | 14013016062 |
oct | 3241636516 |
9 | 1130427156 |
10 | 445070670 |
11 | 20925a200 |
12 | 105078066 |
13 | 71292135 |
14 | 43177aa2 |
15 | 29117bd0 |
hex | 1a873d4e |
445070670 has 48 divisors (see below), whose sum is σ = 1174113360. Its totient is φ = 107895040.
The previous prime is 445070657. The next prime is 445070711. The reversal of 445070670 is 76070544.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57675 + ... + 64934.
It is an arithmetic number, because the mean of its divisors is an integer number (24460695).
Almost surely, 2445070670 is an apocalyptic number.
445070670 is an abundant number, since it is smaller than the sum of its proper divisors (729042690).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
445070670 is a wasteful number, since it uses less digits than its factorization.
445070670 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122641 (or 122630 counting only the distinct ones).
The product of its (nonzero) digits is 23520, while the sum is 33.
The square root of 445070670 is about 21096.6980828754. The cubic root of 445070670 is about 763.5010848158.
The spelling of 445070670 in words is "four hundred forty-five million, seventy thousand, six hundred seventy".
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