Base | Representation |
---|---|
bin | 10000000110010100… |
… | …01011111001100111 |
3 | 211022100012122212102 |
4 | 20003022023321213 |
5 | 120200042431143 |
6 | 3545344042315 |
7 | 424115514242 |
oct | 100312137147 |
9 | 24270178772 |
10 | 8642936423 |
11 | 3735792070 |
12 | 181260339b |
13 | a797c2c84 |
14 | 5bdc2a259 |
15 | 358b9a0b8 |
hex | 20328be67 |
8642936423 has 8 divisors (see below), whose sum is σ = 9437797776. Its totient is φ = 7849598400.
The previous prime is 8642936411. The next prime is 8642936441. The reversal of 8642936423 is 3246392468.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-8642936423 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8642936483) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 368948 + ... + 391673.
It is an arithmetic number, because the mean of its divisors is an integer number (1179724722).
Almost surely, 28642936423 is an apocalyptic number.
8642936423 is a deficient number, since it is larger than the sum of its proper divisors (794861353).
8642936423 is a wasteful number, since it uses less digits than its factorization.
8642936423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 761665.
The product of its digits is 1492992, while the sum is 47.
The square root of 8642936423 is about 92967.3944079321. The cubic root of 8642936423 is about 2052.2035732326.
The spelling of 8642936423 in words is "eight billion, six hundred forty-two million, nine hundred thirty-six thousand, four hundred twenty-three".
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