Base | Representation |
---|---|
bin | 1100111101010011001… |
… | …01011011001110010110 |
3 | 1120120012121202102221220 |
4 | 12132221211123032112 |
5 | 24243311024314310 |
6 | 540311231151210 |
7 | 44111064200652 |
oct | 6365145331626 |
9 | 1516177672856 |
10 | 445226791830 |
11 | 161901a0a507 |
12 | 72355675506 |
13 | 32ca5527422 |
14 | 177989c9a62 |
15 | b8ac1d4670 |
hex | 67a995b396 |
445226791830 has 16 divisors (see below), whose sum is σ = 1068544300464. Its totient is φ = 118727144480.
The previous prime is 445226791819. The next prime is 445226791843. The reversal of 445226791830 is 38197622544.
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 7 ways as a sum of consecutive naturals, for example, 7420446501 + ... + 7420446560.
It is an arithmetic number, because the mean of its divisors is an integer number (66784018779).
It is a 1-persistent number, because it is pandigital, but 2⋅445226791830 = 890453583660 is not.
Almost surely, 2445226791830 is an apocalyptic number.
445226791830 is an abundant number, since it is smaller than the sum of its proper divisors (623317508634).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
445226791830 is a wasteful number, since it uses less digits than its factorization.
445226791830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14840893071.
The product of its (nonzero) digits is 2903040, while the sum is 51.
The spelling of 445226791830 in words is "four hundred forty-five billion, two hundred twenty-six million, seven hundred ninety-one thousand, eight hundred thirty".
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