Base | Representation |
---|---|
bin | 10000110000000110… |
… | …01101001000110111 |
3 | 212012202201110221210 |
4 | 20120003031020313 |
5 | 121404304144043 |
6 | 4044224212503 |
7 | 435602606526 |
oct | 103003151067 |
9 | 25182643853 |
10 | 8993428023 |
11 | 38a5612648 |
12 | 18aba6a133 |
13 | b042bbb58 |
14 | 6145c44bd |
15 | 37982e633 |
hex | 2180cd237 |
8993428023 has 48 divisors (see below), whose sum is σ = 13162093056. Its totient is φ = 5457006720.
The previous prime is 8993427967. The next prime is 8993428033. The reversal of 8993428023 is 3208243998.
It is not a de Polignac number, because 8993428023 - 26 = 8993427959 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8993428033) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2973490 + ... + 2976512.
It is an arithmetic number, because the mean of its divisors is an integer number (274210272).
Almost surely, 28993428023 is an apocalyptic number.
8993428023 is a deficient number, since it is larger than the sum of its proper divisors (4168665033).
8993428023 is a wasteful number, since it uses less digits than its factorization.
8993428023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3172 (or 3153 counting only the distinct ones).
The product of its (nonzero) digits is 746496, while the sum is 48.
The square root of 8993428023 is about 94833.6861194375. The cubic root of 8993428023 is about 2079.5773937250.
The spelling of 8993428023 in words is "eight billion, nine hundred ninety-three million, four hundred twenty-eight thousand, twenty-three".
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