Base | Representation |
---|---|
bin | 11010100001110… |
… | …100001011111100 |
3 | 1011000111000011202 |
4 | 122201310023330 |
5 | 1402414301444 |
6 | 112055235032 |
7 | 14013023240 |
oct | 3241641374 |
9 | 1130430152 |
10 | 445072124 |
11 | 209260302 |
12 | 105078a78 |
13 | 712929b3 |
14 | 43178420 |
15 | 2911834e |
hex | 1a8742fc |
445072124 has 12 divisors (see below), whose sum is σ = 890144304. Its totient is φ = 190745184.
The previous prime is 445072123. The next prime is 445072127. The reversal of 445072124 is 421270544.
445072124 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (445072123) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7947689 + ... + 7947744.
It is an arithmetic number, because the mean of its divisors is an integer number (74178692).
Almost surely, 2445072124 is an apocalyptic number.
It is an amenable number.
445072124 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
445072124 is a wasteful number, since it uses less digits than its factorization.
445072124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15895444 (or 15895442 counting only the distinct ones).
The product of its (nonzero) digits is 8960, while the sum is 29.
The square root of 445072124 is about 21096.7325432163. The cubic root of 445072124 is about 763.5019162413.
The spelling of 445072124 in words is "four hundred forty-five million, seventy-two thousand, one hundred twenty-four".
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