Base | Representation |
---|---|
bin | 100111111111010001… |
… | …0010100010111110101 |
3 | 22012122202120012212101 |
4 | 1033332202110113311 |
5 | 2401332421202304 |
6 | 103241134422101 |
7 | 6130025436625 |
oct | 1177642242765 |
9 | 265582505771 |
10 | 85874787829 |
11 | 33468096136 |
12 | 14787361931 |
13 | 81372a042c |
14 | 42290b2885 |
15 | 23791218a4 |
hex | 13fe8945f5 |
85874787829 has 8 divisors (see below), whose sum is σ = 86362808832. Its totient is φ = 85387167360.
The previous prime is 85874787799. The next prime is 85874787833. The reversal of 85874787829 is 92878747858.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 85874787829 - 25 = 85874787797 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85874787839) 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, 335242 + ... + 533044.
It is an arithmetic number, because the mean of its divisors is an integer number (10795351104).
Almost surely, 285874787829 is an apocalyptic number.
It is an amenable number.
85874787829 is a deficient number, since it is larger than the sum of its proper divisors (488021003).
85874787829 is a wasteful number, since it uses less digits than its factorization.
85874787829 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 200267.
The product of its digits is 505774080, while the sum is 73.
The spelling of 85874787829 in words is "eighty-five billion, eight hundred seventy-four million, seven hundred eighty-seven thousand, eight hundred twenty-nine".
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