Base | Representation |
---|---|
bin | 11111010110001… |
… | …000010100111100 |
3 | 1100122120020021120 |
4 | 133112020110330 |
5 | 2034112114342 |
6 | 124103430540 |
7 | 16014014331 |
oct | 3726102474 |
9 | 1318506246 |
10 | 525894972 |
11 | 24a943749 |
12 | 128155450 |
13 | 84c50775 |
14 | 4dbb6988 |
15 | 31280aec |
hex | 1f58853c |
525894972 has 48 divisors (see below), whose sum is σ = 1245336960. Its totient is φ = 172703808.
The previous prime is 525894959. The next prime is 525894973. The reversal of 525894972 is 279498525.
It is a super-3 number, since 3×5258949723 (a number of 27 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (525894973) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 616098 + ... + 616950.
It is an arithmetic number, because the mean of its divisors is an integer number (25944520).
Almost surely, 2525894972 is an apocalyptic number.
It is an amenable number.
525894972 is an abundant number, since it is smaller than the sum of its proper divisors (719441988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
525894972 is a wasteful number, since it uses less digits than its factorization.
525894972 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1562 (or 1560 counting only the distinct ones).
The product of its digits is 1814400, while the sum is 51.
The square root of 525894972 is about 22932.4000488392. The cubic root of 525894972 is about 807.1724670505.
The spelling of 525894972 in words is "five hundred twenty-five million, eight hundred ninety-four thousand, nine hundred seventy-two".
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