Base | Representation |
---|---|
bin | 100111010100101000… |
… | …100001111100001000 |
3 | 11000222112022220222002 |
4 | 213110220201330020 |
5 | 1142432324201412 |
6 | 31221354050132 |
7 | 3023205634064 |
oct | 472450417410 |
9 | 130875286862 |
10 | 42222100232 |
11 | 169a7302914 |
12 | 8224119948 |
13 | 3c9b551280 |
14 | 208775caa4 |
15 | 1171b1bdc2 |
hex | 9d4a21f08 |
42222100232 has 32 divisors (see below), whose sum is σ = 85727230680. Its totient is φ = 19379450880.
The previous prime is 42222100177. The next prime is 42222100309. The reversal of 42222100232 is 23200122224.
It can be written as a sum of positive squares in 4 ways, for example, as 21212757316 + 21009342916 = 145646^2 + 144946^2 .
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, 1102673 + ... + 1140320.
Almost surely, 242222100232 is an apocalyptic number.
It is an amenable number.
42222100232 is an abundant number, since it is smaller than the sum of its proper divisors (43505130448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42222100232 is a wasteful number, since it uses less digits than its factorization.
42222100232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2243193 (or 2243189 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 20.
Adding to 42222100232 its reverse (23200122224), we get a palindrome (65422222456).
The spelling of 42222100232 in words is "forty-two billion, two hundred twenty-two million, one hundred thousand, two hundred thirty-two".
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