Base | Representation |
---|---|
bin | 11010100100111… |
… | …100110110111000 |
3 | 1011002000202200021 |
4 | 122210330312320 |
5 | 1403122102242 |
6 | 112125020224 |
7 | 14023015501 |
oct | 3244746670 |
9 | 1132022607 |
10 | 445894072 |
11 | 2097718a8 |
12 | 1053b4674 |
13 | 714bcb60 |
14 | 4330dba8 |
15 | 2922bb67 |
hex | 1a93cdb8 |
445894072 has 32 divisors (see below), whose sum is σ = 903152880. Its totient is φ = 205159680.
The previous prime is 445894063. The next prime is 445894081. The reversal of 445894072 is 270498544.
It is an interprime number because it is at equal distance from previous prime (445894063) and next prime (445894081).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27948 + ... + 40900.
Almost surely, 2445894072 is an apocalyptic number.
It is an amenable number.
445894072 is an abundant number, since it is smaller than the sum of its proper divisors (457258808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
445894072 is a wasteful number, since it uses less digits than its factorization.
445894072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13303 (or 13299 counting only the distinct ones).
The product of its (nonzero) digits is 322560, while the sum is 43.
The square root of 445894072 is about 21116.2040149265. The cubic root of 445894072 is about 763.9716325825.
The spelling of 445894072 in words is "four hundred forty-five million, eight hundred ninety-four thousand, seventy-two".
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