Base | Representation |
---|---|
bin | 1100011011010… |
… | …1001001100010 |
3 | 10122002002020020 |
4 | 3012311021202 |
5 | 101320402320 |
6 | 5101054310 |
7 | 1202013540 |
oct | 306651142 |
9 | 118062206 |
10 | 52122210 |
11 | 27470208 |
12 | 15557396 |
13 | aa4c35a |
14 | 6ccad90 |
15 | 4898940 |
hex | 31b5262 |
52122210 has 32 divisors (see below), whose sum is σ = 142964352. Its totient is φ = 11913600.
The previous prime is 52122173. The next prime is 52122211. The reversal of 52122210 is 1222125.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 52122210.
It is not an unprimeable number, because it can be changed into a prime (52122211) 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, 123891 + ... + 124310.
It is an arithmetic number, because the mean of its divisors is an integer number (4467636).
Almost surely, 252122210 is an apocalyptic number.
52122210 is an abundant number, since it is smaller than the sum of its proper divisors (90842142).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52122210 is a wasteful number, since it uses less digits than its factorization.
52122210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 248218.
The product of its (nonzero) digits is 80, while the sum is 15.
The square root of 52122210 is about 7219.5713169135. The cubic root of 52122210 is about 373.5432908788.
Adding to 52122210 its reverse (1222125), we get a palindrome (53344335).
The spelling of 52122210 in words is "fifty-two million, one hundred twenty-two thousand, two hundred ten".
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