Base | Representation |
---|---|
bin | 11110000011110… |
… | …11101011100110 |
3 | 122120111022010110 |
4 | 33001323223212 |
5 | 1004023233323 |
6 | 41004433450 |
7 | 6151236312 |
oct | 1701735346 |
9 | 576438113 |
10 | 252164838 |
11 | 11a3821a2 |
12 | 70548886 |
13 | 4031cb83 |
14 | 256c0b42 |
15 | 17210793 |
hex | f07bae6 |
252164838 has 8 divisors (see below), whose sum is σ = 504329688. Its totient is φ = 84054944.
The previous prime is 252164833. The next prime is 252164863. The reversal of 252164838 is 838461252.
It is a sphenic number, since it is the product of 3 distinct primes.
252164838 is an admirable number.
It is a junction number, because it is equal to n+sod(n) for n = 252164796 and 252164805.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (252164833) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21013731 + ... + 21013742.
It is an arithmetic number, because the mean of its divisors is an integer number (63041211).
Almost surely, 2252164838 is an apocalyptic number.
252164838 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.
252164838 is a wasteful number, since it uses less digits than its factorization.
252164838 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42027478.
The product of its digits is 92160, while the sum is 39.
The square root of 252164838 is about 15879.6989266170. The cubic root of 252164838 is about 631.7736514519.
The spelling of 252164838 in words is "two hundred fifty-two million, one hundred sixty-four thousand, eight hundred thirty-eight".
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