Base | Representation |
---|---|
bin | 100111000100011011… |
… | …0001001100101000111 |
3 | 22000120011011120111011 |
4 | 1032020312021211013 |
5 | 2333311432300030 |
6 | 102313202023051 |
7 | 6030061366534 |
oct | 1161066114507 |
9 | 260504146434 |
10 | 83900275015 |
11 | 32644577467 |
12 | 14316047a87 |
13 | 7bb11aac5b |
14 | 40bcb6dd8b |
15 | 22b0ae5b2a |
hex | 1388d89947 |
83900275015 has 16 divisors (see below), whose sum is σ = 106718800320. Its totient is φ = 63103173120.
The previous prime is 83900275013. The next prime is 83900275051. The reversal of 83900275015 is 51057200938.
It is not a de Polignac number, because 83900275015 - 21 = 83900275013 is a prime.
It is a super-2 number, since 2×839002750152 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83900275013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 458916 + ... + 615145.
It is an arithmetic number, because the mean of its divisors is an integer number (6669925020).
Almost surely, 283900275015 is an apocalyptic number.
83900275015 is a gapful number since it is divisible by the number (85) formed by its first and last digit.
83900275015 is a deficient number, since it is larger than the sum of its proper divisors (22818525305).
83900275015 is a wasteful number, since it uses less digits than its factorization.
83900275015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1075002.
The product of its (nonzero) digits is 75600, while the sum is 40.
The spelling of 83900275015 in words is "eighty-three billion, nine hundred million, two hundred seventy-five thousand, fifteen".
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