Base | Representation |
---|---|
bin | 1100110010000111… |
… | …1000010000000100 |
3 | 22212010211212110021 |
4 | 3030201320100010 |
5 | 24011421330340 |
6 | 1324255304524 |
7 | 151014462325 |
oct | 31441702004 |
9 | 8763755407 |
10 | 3431433220 |
11 | 1500a55626 |
12 | 7b921b144 |
13 | 428bb0277 |
14 | 247a3044c |
15 | 1513b5e4a |
hex | cc878404 |
3431433220 has 12 divisors (see below), whose sum is σ = 7206009804. Its totient is φ = 1372573280.
The previous prime is 3431433211. The next prime is 3431433223. The reversal of 3431433220 is 223341343.
It can be written as a sum of positive squares in 2 ways, for example, as 918817344 + 2512615876 = 30312^2 + 50126^2 .
It is not an unprimeable number, because it can be changed into a prime (3431433223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85785811 + ... + 85785850.
It is an arithmetic number, because the mean of its divisors is an integer number (600500817).
Almost surely, 23431433220 is an apocalyptic number.
It is an amenable number.
3431433220 is an abundant number, since it is smaller than the sum of its proper divisors (3774576584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3431433220 is a wasteful number, since it uses less digits than its factorization.
3431433220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 171571670 (or 171571668 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 25.
The square root of 3431433220 is about 58578.4364762324. The cubic root of 3431433220 is about 1508.3143067578.
Adding to 3431433220 its reverse (223341343), we get a palindrome (3654774563).
The spelling of 3431433220 in words is "three billion, four hundred thirty-one million, four hundred thirty-three thousand, two hundred twenty".
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