Base | Representation |
---|---|
bin | 1100100001101… |
… | …0001100001000 |
3 | 10122212002221110 |
4 | 3020122030020 |
5 | 101422123242 |
6 | 5114010320 |
7 | 1205356251 |
oct | 310321410 |
9 | 118762843 |
10 | 52536072 |
11 | 27723146 |
12 | 157169a0 |
13 | ab65844 |
14 | 6d97b28 |
15 | 492b39c |
hex | 321a308 |
52536072 has 64 divisors (see below), whose sum is σ = 136604160. Its totient is φ = 16819200.
The previous prime is 52536061. The next prime is 52536079. The reversal of 52536072 is 27063525.
It is a super-2 number, since 2×525360722 = 5520077722378368, which contains 22 as substring.
It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (52536079) 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, 179158 + ... + 179450.
It is an arithmetic number, because the mean of its divisors is an integer number (2134440).
Almost surely, 252536072 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 52536072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68302080).
52536072 is an abundant number, since it is smaller than the sum of its proper divisors (84068088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52536072 is a wasteful number, since it uses less digits than its factorization.
52536072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 574 (or 570 counting only the distinct ones).
The product of its (nonzero) digits is 12600, while the sum is 30.
The square root of 52536072 is about 7248.1771501530. The cubic root of 52536072 is about 374.5293580145.
Adding to 52536072 its reverse (27063525), we get a palindrome (79599597).
It can be divided in two parts, 5253 and 6072, that added together give a triangular number (11325 = T150).
The spelling of 52536072 in words is "fifty-two million, five hundred thirty-six thousand, seventy-two".
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