Base | Representation |
---|---|
bin | 110010111000100010… |
… | …0100001111100011111 |
3 | 101110001022000212102222 |
4 | 1211301010201330133 |
5 | 3242241411223143 |
6 | 122110512535555 |
7 | 10615561556525 |
oct | 1456104417437 |
9 | 343038025388 |
10 | 109271195423 |
11 | 42383817485 |
12 | 192168515bb |
13 | a3c55139b0 |
14 | 54084ac315 |
15 | 2c98135768 |
hex | 1971121f1f |
109271195423 has 4 divisors (see below), whose sum is σ = 117676672008. Its totient is φ = 100865718840.
The previous prime is 109271195417. The next prime is 109271195483. The reversal of 109271195423 is 324591172901.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 109271195423 - 210 = 109271194399 is a prime.
It is a super-2 number, since 2×1092711954232 (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 (109271195483) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4202738273 + ... + 4202738298.
It is an arithmetic number, because the mean of its divisors is an integer number (29419168002).
Almost surely, 2109271195423 is an apocalyptic number.
109271195423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
109271195423 is a deficient number, since it is larger than the sum of its proper divisors (8405476585).
109271195423 is an equidigital number, since it uses as much as digits as its factorization.
109271195423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8405476584.
The product of its (nonzero) digits is 136080, while the sum is 44.
The spelling of 109271195423 in words is "one hundred nine billion, two hundred seventy-one million, one hundred ninety-five thousand, four hundred twenty-three".
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