Base | Representation |
---|---|
bin | 1100100000101… |
… | …1000000111110 |
3 | 10122201221200110 |
4 | 3020023000332 |
5 | 101413131133 |
6 | 5112410450 |
7 | 1205010120 |
oct | 310130076 |
9 | 118657613 |
10 | 52473918 |
11 | 27690482 |
12 | 156a6a26 |
13 | ab43473 |
14 | 6d7d210 |
15 | 4917c63 |
hex | 320b03e |
52473918 has 32 divisors (see below), whose sum is σ = 123185664. Its totient is φ = 14586912.
The previous prime is 52473871. The next prime is 52473919. The reversal of 52473918 is 81937425.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52473919) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 15330 + ... + 18437.
It is an arithmetic number, because the mean of its divisors is an integer number (3849552).
Almost surely, 252473918 is an apocalyptic number.
52473918 is an abundant number, since it is smaller than the sum of its proper divisors (70711746).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52473918 is a wasteful number, since it uses less digits than its factorization.
52473918 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33816.
The product of its digits is 60480, while the sum is 39.
The square root of 52473918 is about 7243.8883205085. Note that the first 3 decimals coincide. The cubic root of 52473918 is about 374.3816012262.
The spelling of 52473918 in words is "fifty-two million, four hundred seventy-three thousand, nine hundred eighteen".
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