Base | Representation |
---|---|
bin | 1000101001101… |
… | …01000000010100 |
3 | 12001112212202021 |
4 | 10110311000110 |
5 | 122034200402 |
6 | 11111222524 |
7 | 1540552666 |
oct | 424650024 |
9 | 161485667 |
10 | 72568852 |
11 | 37a66064 |
12 | 20377a44 |
13 | 1205ab65 |
14 | 98d0536 |
15 | 6586d37 |
hex | 4535014 |
72568852 has 24 divisors (see below), whose sum is σ = 137750760. Its totient is φ = 33315840.
The previous prime is 72568831. The next prime is 72568889. The reversal of 72568852 is 25886527.
It can be written as a sum of positive squares in 4 ways, for example, as 80656 + 72488196 = 284^2 + 8514^2 .
It is a junction number, because it is equal to n+sod(n) for n = 72568799 and 72568808.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10227 + ... + 15802.
It is an arithmetic number, because the mean of its divisors is an integer number (5739615).
Almost surely, 272568852 is an apocalyptic number.
It is an amenable number.
72568852 is a deficient number, since it is larger than the sum of its proper divisors (65181908).
72568852 is a wasteful number, since it uses less digits than its factorization.
72568852 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26091 (or 26089 counting only the distinct ones).
The product of its digits is 268800, while the sum is 43.
The square root of 72568852 is about 8518.7353521517. The cubic root of 72568852 is about 417.1095028018.
The spelling of 72568852 in words is "seventy-two million, five hundred sixty-eight thousand, eight hundred fifty-two".
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