Base | Representation |
---|---|
bin | 110001011110010… |
… | …011101011001111 |
3 | 2010211211211001010 |
4 | 301132103223033 |
5 | 3144441402440 |
6 | 214210220303 |
7 | 26366061102 |
oct | 6136235317 |
9 | 2124754033 |
10 | 830028495 |
11 | 39659076a |
12 | 1b1b84693 |
13 | 102c67b2a |
14 | 7c344739 |
15 | 4cd09580 |
hex | 31793acf |
830028495 has 32 divisors (see below), whose sum is σ = 1373386752. Its totient is φ = 427819392.
The previous prime is 830028491. The next prime is 830028497. The reversal of 830028495 is 594820038.
It is a happy number.
It is not a de Polignac number, because 830028495 - 22 = 830028491 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (830028491) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45474 + ... + 61056.
It is an arithmetic number, because the mean of its divisors is an integer number (42918336).
Almost surely, 2830028495 is an apocalyptic number.
830028495 is a deficient number, since it is larger than the sum of its proper divisors (543358257).
830028495 is a wasteful number, since it uses less digits than its factorization.
830028495 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15711.
The product of its (nonzero) digits is 69120, while the sum is 39.
The square root of 830028495 is about 28810.2151154760. The cubic root of 830028495 is about 939.7903919990.
The spelling of 830028495 in words is "eight hundred thirty million, twenty-eight thousand, four hundred ninety-five".
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