Base | Representation |
---|---|
bin | 111000111000001001… |
… | …1011111001110001101 |
3 | 102200021101001112120111 |
4 | 1301300103133032031 |
5 | 4000122132203401 |
6 | 132040053320021 |
7 | 11552552263510 |
oct | 1616023371615 |
9 | 380241045514 |
10 | 122143241101 |
11 | 47889747962 |
12 | 1b809636011 |
13 | b69723507b |
14 | 5ca9c4ad77 |
15 | 329d20ee51 |
hex | 1c704df38d |
122143241101 has 4 divisors (see below), whose sum is σ = 139592275552. Its totient is φ = 104694206652.
The previous prime is 122143241089. The next prime is 122143241107. The reversal of 122143241101 is 101142341221.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 122143241101 - 227 = 122009023373 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 (122143241107) 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, 8724517215 + ... + 8724517228.
It is an arithmetic number, because the mean of its divisors is an integer number (34898068888).
Almost surely, 2122143241101 is an apocalyptic number.
It is an amenable number.
122143241101 is a deficient number, since it is larger than the sum of its proper divisors (17449034451).
122143241101 is an equidigital number, since it uses as much as digits as its factorization.
122143241101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17449034450.
The product of its (nonzero) digits is 384, while the sum is 22.
Adding to 122143241101 its reverse (101142341221), we get a palindrome (223285582322).
The spelling of 122143241101 in words is "one hundred twenty-two billion, one hundred forty-three million, two hundred forty-one thousand, one hundred one".
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