Base | Representation |
---|---|
bin | 110010101010011110… |
… | …1011011100111111111 |
3 | 101101211102120221101112 |
4 | 1211110331123213333 |
5 | 3240310142304404 |
6 | 121552024232235 |
7 | 10601104051523 |
oct | 1452475334777 |
9 | 341742527345 |
10 | 108799572479 |
11 | 42161582154 |
12 | 1910490b67b |
13 | a34b8b5c70 |
14 | 53a19c1d83 |
15 | 2c6ba2556e |
hex | 1954f5b9ff |
108799572479 has 4 divisors (see below), whose sum is σ = 117168770376. Its totient is φ = 100430374584.
The previous prime is 108799572473. The next prime is 108799572503. The reversal of 108799572479 is 974275997801.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 974275997801 = 67 ⋅14541432803.
It is a cyclic number.
It is not a de Polignac number, because 108799572479 - 220 = 108798523903 is a prime.
It is a super-2 number, since 2×1087995724792 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (108799572473) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4184598929 + ... + 4184598954.
It is an arithmetic number, because the mean of its divisors is an integer number (29292192594).
Almost surely, 2108799572479 is an apocalyptic number.
108799572479 is a deficient number, since it is larger than the sum of its proper divisors (8369197897).
108799572479 is an equidigital number, since it uses as much as digits as its factorization.
108799572479 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8369197896.
The product of its (nonzero) digits is 80015040, while the sum is 68.
The spelling of 108799572479 in words is "one hundred eight billion, seven hundred ninety-nine million, five hundred seventy-two thousand, four hundred seventy-nine".
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