Base | Representation |
---|---|
bin | 11111000000000… |
… | …111101101000100 |
3 | 1100020201002201020 |
4 | 133000013231010 |
5 | 2031123002002 |
6 | 123340031140 |
7 | 15613664103 |
oct | 3700075504 |
9 | 1306632636 |
10 | 520125252 |
11 | 247662889 |
12 | 1262324b0 |
13 | 839b052a |
14 | 4d11403a |
15 | 309e12bc |
hex | 1f007b44 |
520125252 has 48 divisors (see below), whose sum is σ = 1249420032. Its totient is φ = 168330240.
The previous prime is 520125239. The next prime is 520125257. The reversal of 520125252 is 252521025.
It is not an unprimeable number, because it can be changed into a prime (520125257) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57477 + ... + 65907.
It is an arithmetic number, because the mean of its divisors is an integer number (26029584).
Almost surely, 2520125252 is an apocalyptic number.
It is an amenable number.
520125252 is an abundant number, since it is smaller than the sum of its proper divisors (729294780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
520125252 is a wasteful number, since it uses less digits than its factorization.
520125252 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8588 (or 8586 counting only the distinct ones).
The product of its (nonzero) digits is 2000, while the sum is 24.
The square root of 520125252 is about 22806.2546684018. The cubic root of 520125252 is about 804.2097111427.
Adding to 520125252 its reverse (252521025), we get a palindrome (772646277).
The spelling of 520125252 in words is "five hundred twenty million, one hundred twenty-five thousand, two hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •