Base | Representation |
---|---|
bin | 10011000010010101… |
… | …01000000100101001 |
3 | 222101020221101110002 |
4 | 21201022220010221 |
5 | 131412322010441 |
6 | 4410044232345 |
7 | 511156334264 |
oct | 114112500451 |
9 | 28336841402 |
10 | 10220110121 |
11 | 4374a93001 |
12 | 1b9283b6b5 |
13 | c6b496050 |
14 | 6cd49bcdb |
15 | 3ec38ab9b |
hex | 2612a8129 |
10220110121 has 8 divisors (see below), whose sum is σ = 11007100104. Its totient is φ = 9433238400.
The previous prime is 10220110111. The next prime is 10220110169. The reversal of 10220110121 is 12101102201.
10220110121 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 1652016025 + 8568094096 = 40645^2 + 92564^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 10220110121 - 218 = 10219847977 is a prime.
It is not an unprimeable number, because it can be changed into a prime (10220110111) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 243155 + ... + 282071.
It is an arithmetic number, because the mean of its divisors is an integer number (1375887513).
Almost surely, 210220110121 is an apocalyptic number.
It is an amenable number.
10220110121 is a deficient number, since it is larger than the sum of its proper divisors (786989983).
10220110121 is a wasteful number, since it uses less digits than its factorization.
10220110121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59131.
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 10220110121 its reverse (12101102201), we get a palindrome (22321212322).
The spelling of 10220110121 in words is "ten billion, two hundred twenty million, one hundred ten thousand, one hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.104 sec. • engine limits •