Base | Representation |
---|---|
bin | 1001101000001100… |
… | …00111101111010001 |
3 | 111100020100202021021 |
4 | 10310012013233101 |
5 | 41041230041324 |
6 | 2212525155441 |
7 | 242043444130 |
oct | 46406075721 |
9 | 14306322237 |
10 | 5168987089 |
11 | 2212838562 |
12 | 10030bbb81 |
13 | 644b77b56 |
14 | 3706cd917 |
15 | 203bd6ae4 |
hex | 134187bd1 |
5168987089 has 16 divisors (see below), whose sum is σ = 6108410880. Its totient is φ = 4280302080.
The previous prime is 5168987053. The next prime is 5168987113. The reversal of 5168987089 is 9807898615.
It is a cyclic number.
It is not a de Polignac number, because 5168987089 - 27 = 5168986961 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (5168987689) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108597 + ... + 148765.
It is an arithmetic number, because the mean of its divisors is an integer number (381775680).
Almost surely, 25168987089 is an apocalyptic number.
It is an amenable number.
5168987089 is a deficient number, since it is larger than the sum of its proper divisors (939423791).
5168987089 is a wasteful number, since it uses less digits than its factorization.
5168987089 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40800.
The product of its (nonzero) digits is 8709120, while the sum is 61.
The square root of 5168987089 is about 71895.6680822983. The cubic root of 5168987089 is about 1729.0271618421.
The spelling of 5168987089 in words is "five billion, one hundred sixty-eight million, nine hundred eighty-seven thousand, eighty-nine".
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