Base | Representation |
---|---|
bin | 1100110010001001… |
… | …0011000010011011 |
3 | 22212011001102221221 |
4 | 3030202103002123 |
5 | 24011433333224 |
6 | 1324301512511 |
7 | 151015430236 |
oct | 31442230233 |
9 | 8764042857 |
10 | 3431542939 |
11 | 1501020000 |
12 | 7b9272737 |
13 | 428c1b1a6 |
14 | 247a5c41d |
15 | 1513d86e4 |
hex | cc89309b |
3431542939 has 30 divisors (see below), whose sum is σ = 4014718820. Its totient is φ = 2932459200.
The previous prime is 3431542909. The next prime is 3431542967. The reversal of 3431542939 is 9392451343.
It is a de Polignac number, because none of the positive numbers 2k-3431542939 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3431542895 and 3431542904.
It is not an unprimeable number, because it can be changed into a prime (3431542909) by changing a digit.
It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 4230844 + ... + 4231654.
Almost surely, 23431542939 is an apocalyptic number.
3431542939 is a deficient number, since it is larger than the sum of its proper divisors (583175881).
3431542939 is an frugal number, since it uses more digits than its factorization.
3431542939 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 889 (or 839 counting only the distinct ones).
The product of its digits is 349920, while the sum is 43.
The square root of 3431542939 is about 58579.3729823050. The cubic root of 3431542939 is about 1508.3303825453.
The spelling of 3431542939 in words is "three billion, four hundred thirty-one million, five hundred forty-two thousand, nine hundred thirty-nine".
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