Base | Representation |
---|---|
bin | 1111110101110000… |
… | …1010110100111111 |
3 | 101222022220222221101 |
4 | 3331130022310333 |
5 | 32202004120111 |
6 | 1541531313531 |
7 | 210240400600 |
oct | 37534126477 |
9 | 11868828841 |
10 | 4252020031 |
11 | 1892177646 |
12 | 9a7bab8a7 |
13 | 529bc06ac |
14 | 2c49d7da7 |
15 | 19d457bc1 |
hex | fd70ad3f |
4252020031 has 12 divisors (see below), whose sum is σ = 5005825272. Its totient is φ = 3600674448.
The previous prime is 4252020011. The next prime is 4252020077. The reversal of 4252020031 is 1300202524.
It is not a de Polignac number, because 4252020031 - 211 = 4252017983 is a prime.
It is a super-2 number, since 2×42520200312 = 36159348688050481922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 4252019990 and 4252020008.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4252020011) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 518680 + ... + 526813.
It is an arithmetic number, because the mean of its divisors is an integer number (417152106).
Almost surely, 24252020031 is an apocalyptic number.
4252020031 is a deficient number, since it is larger than the sum of its proper divisors (753805241).
4252020031 is a wasteful number, since it uses less digits than its factorization.
4252020031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1045590 (or 1045583 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 4252020031 is about 65207.5151420448. The cubic root of 4252020031 is about 1620.0624920007.
Adding to 4252020031 its reverse (1300202524), we get a palindrome (5552222555).
The spelling of 4252020031 in words is "four billion, two hundred fifty-two million, twenty thousand, thirty-one".
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