Base | Representation |
---|---|
bin | 1100011100010… |
… | …1100001000110 |
3 | 10122012111012100 |
4 | 3013011201012 |
5 | 101330024004 |
6 | 5102332530 |
7 | 1202413155 |
oct | 307054106 |
9 | 118174170 |
10 | 52189254 |
11 | 27506617 |
12 | 1558a146 |
13 | aa73a20 |
14 | 6d0759c |
15 | 48ad739 |
hex | 31c5846 |
52189254 has 48 divisors (see below), whose sum is σ = 127082592. Its totient is φ = 15358464.
The previous prime is 52189237. The next prime is 52189261. The reversal of 52189254 is 45298125.
52189254 is a `hidden beast` number, since 521 + 89 + 2 + 54 = 666.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 534 + ... + 10230.
It is an arithmetic number, because the mean of its divisors is an integer number (2647554).
Almost surely, 252189254 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52189254, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63541296).
52189254 is an abundant number, since it is smaller than the sum of its proper divisors (74893338).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52189254 is a wasteful number, since it uses less digits than its factorization.
52189254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9741 (or 9738 counting only the distinct ones).
The product of its digits is 28800, while the sum is 36.
The square root of 52189254 is about 7224.2130367259. The cubic root of 52189254 is about 373.7033832606.
The spelling of 52189254 in words is "fifty-two million, one hundred eighty-nine thousand, two hundred fifty-four".
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