Base | Representation |
---|---|
bin | 1110111101001000… |
… | …00111100101011001 |
3 | 202201112221022112221 |
4 | 13132210013211121 |
5 | 112420404234442 |
6 | 3404412504041 |
7 | 402652116442 |
oct | 73644074531 |
9 | 22645838487 |
10 | 8028977497 |
11 | 345016a6a2 |
12 | 1680a7b021 |
13 | 9ac54a878 |
14 | 56248c2c9 |
15 | 31ed21467 |
hex | 1de907959 |
8028977497 has 16 divisors (see below), whose sum is σ = 8750592000. Its totient is φ = 7337723904.
The previous prime is 8028977491. The next prime is 8028977519. The reversal of 8028977497 is 7947798208.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-8028977497 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (8028977491) 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, 699033 + ... + 710425.
It is an arithmetic number, because the mean of its divisors is an integer number (546912000).
Almost surely, 28028977497 is an apocalyptic number.
It is an amenable number.
8028977497 is a deficient number, since it is larger than the sum of its proper divisors (721614503).
8028977497 is a wasteful number, since it uses less digits than its factorization.
8028977497 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12720.
The product of its (nonzero) digits is 14224896, while the sum is 61.
The square root of 8028977497 is about 89604.5618090954. The cubic root of 8028977497 is about 2002.4118816609.
The spelling of 8028977497 in words is "eight billion, twenty-eight million, nine hundred seventy-seven thousand, four hundred ninety-seven".
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