Base | Representation |
---|---|
bin | 110010101101100110… |
… | …101111011000001100 |
3 | 12012112212110110021200 |
4 | 302231212233120030 |
5 | 1343004232041302 |
6 | 41003124025500 |
7 | 3635243150136 |
oct | 625546573014 |
9 | 165485413250 |
10 | 54452221452 |
11 | 2110294aa12 |
12 | a677b32290 |
13 | 519a2882a5 |
14 | 28c7b60056 |
15 | 163a69681c |
hex | cad9af60c |
54452221452 has 36 divisors (see below), whose sum is σ = 138519837456. Its totient is φ = 18035128800.
The previous prime is 54452221451. The next prime is 54452221469. The reversal of 54452221452 is 25412225445.
54452221452 is a `hidden beast` number, since 544 + 52 + 2 + 2 + 14 + 52 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (54452221451) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4811424 + ... + 4822727.
Almost surely, 254452221452 is an apocalyptic number.
It is an amenable number.
54452221452 is an abundant number, since it is smaller than the sum of its proper divisors (84067616004).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54452221452 is a wasteful number, since it uses less digits than its factorization.
54452221452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9634318 (or 9634313 counting only the distinct ones).
The product of its digits is 128000, while the sum is 36.
Adding to 54452221452 its reverse (25412225445), we get a palindrome (79864446897).
The spelling of 54452221452 in words is "fifty-four billion, four hundred fifty-two million, two hundred twenty-one thousand, four hundred fifty-two".
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