Base | Representation |
---|---|
bin | 1100100000110… |
… | …0111100001101 |
3 | 10122202100111120 |
4 | 3020030330031 |
5 | 101413404210 |
6 | 5112511153 |
7 | 1205042115 |
oct | 310147415 |
9 | 118670446 |
10 | 52481805 |
11 | 276963a2 |
12 | 156ab4b9 |
13 | ab46c2c |
14 | 6d82045 |
15 | 491a270 |
hex | 320cf0d |
52481805 has 32 divisors (see below), whose sum is σ = 89351424. Its totient is φ = 26213376.
The previous prime is 52481797. The next prime is 52481831. The reversal of 52481805 is 50818425.
It is not a de Polignac number, because 52481805 - 23 = 52481797 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70264 + ... + 71006.
It is an arithmetic number, because the mean of its divisors is an integer number (2792232).
Almost surely, 252481805 is an apocalyptic number.
It is an amenable number.
52481805 is a deficient number, since it is larger than the sum of its proper divisors (36869619).
52481805 is a wasteful number, since it uses less digits than its factorization.
52481805 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1045.
The product of its (nonzero) digits is 12800, while the sum is 33.
The square root of 52481805 is about 7244.4326900041. The cubic root of 52481805 is about 374.4003572094.
The spelling of 52481805 in words is "fifty-two million, four hundred eighty-one thousand, eight hundred five".
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