Base | Representation |
---|---|
bin | 1111010101100101… |
… | …01010100101000010 |
3 | 210020211221111122200 |
4 | 13222302222211002 |
5 | 113330413224232 |
6 | 3441021414030 |
7 | 411022562205 |
oct | 75262524502 |
9 | 23224844580 |
10 | 8234117442 |
11 | 3545a43341 |
12 | 171970a316 |
13 | a12bb4555 |
14 | 58180b93c |
15 | 332d4377c |
hex | 1eacaa942 |
8234117442 has 12 divisors (see below), whose sum is σ = 17840587830. Its totient is φ = 2744705808.
The previous prime is 8234117413. The next prime is 8234117443. The reversal of 8234117442 is 2447114328.
It can be written as a sum of positive squares in only one way, i.e., 5478812361 + 2755305081 = 74019^2 + 52491^2 .
It is a junction number, because it is equal to n+sod(n) for n = 8234117397 and 8234117406.
It is not an unprimeable number, because it can be changed into a prime (8234117443) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 228725467 + ... + 228725502.
Almost surely, 28234117442 is an apocalyptic number.
8234117442 is an abundant number, since it is smaller than the sum of its proper divisors (9606470388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8234117442 is a wasteful number, since it uses less digits than its factorization.
8234117442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 457450977 (or 457450974 counting only the distinct ones).
The product of its digits is 43008, while the sum is 36.
The square root of 8234117442 is about 90742.0378986498. The cubic root of 8234117442 is about 2019.3225060274.
The spelling of 8234117442 in words is "eight billion, two hundred thirty-four million, one hundred seventeen thousand, four hundred forty-two".
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