Base | Representation |
---|---|
bin | 101111001110100111… |
… | …1110101111110111101 |
3 | 100200210022011222010222 |
4 | 1132131033311332331 |
5 | 3130203120031442 |
6 | 114332014311125 |
7 | 10220225244146 |
oct | 1363517657675 |
9 | 320708158128 |
10 | 101422423997 |
11 | 3a016350324 |
12 | 177a61b84a5 |
13 | 974440ca4b |
14 | 4ca1d2cacd |
15 | 298905d8d2 |
hex | 179d3f5fbd |
101422423997 has 4 divisors (see below), whose sum is σ = 107388448956. Its totient is φ = 95456399040.
The previous prime is 101422423979. The next prime is 101422424003. The reversal of 101422423997 is 799324224101.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 799324224101 = 13 ⋅61486478777.
It can be written as a sum of positive squares in 2 ways, for example, as 70963099321 + 30459324676 = 266389^2 + 174526^2 .
It is a cyclic number.
It is not a de Polignac number, because 101422423997 - 28 = 101422423741 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 (101422428997) 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, 2983012454 + ... + 2983012487.
It is an arithmetic number, because the mean of its divisors is an integer number (26847112239).
Almost surely, 2101422423997 is an apocalyptic number.
101422423997 is a gapful number since it is divisible by the number (17) formed by its first and last digit.
It is an amenable number.
101422423997 is a deficient number, since it is larger than the sum of its proper divisors (5966024959).
101422423997 is an equidigital number, since it uses as much as digits as its factorization.
101422423997 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5966024958.
The product of its (nonzero) digits is 217728, while the sum is 44.
The spelling of 101422423997 in words is "one hundred one billion, four hundred twenty-two million, four hundred twenty-three thousand, nine hundred ninety-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •