Base | Representation |
---|---|
bin | 111000011001101110… |
… | …0101100111100101101 |
3 | 102120122012212122012121 |
4 | 1300303130230330231 |
5 | 3441024243341240 |
6 | 131350502032541 |
7 | 11515344051634 |
oct | 1606334547455 |
9 | 376565778177 |
10 | 121122246445 |
11 | 47405394522 |
12 | 1b583718751 |
13 | b563856b15 |
14 | 5c103d651b |
15 | 323d78304a |
hex | 1c3372cf2d |
121122246445 has 8 divisors (see below), whose sum is σ = 145554041880. Its totient is φ = 96759566400.
The previous prime is 121122246437. The next prime is 121122246491. The reversal of 121122246445 is 544642221121.
It can be written as a sum of positive squares in 4 ways, for example, as 43474752036 + 77647494409 = 208506^2 + 278653^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 121122246445 - 23 = 121122246437 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 121122246445.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17274990 + ... + 17281999.
It is an arithmetic number, because the mean of its divisors is an integer number (18194255235).
Almost surely, 2121122246445 is an apocalyptic number.
It is an amenable number.
121122246445 is a deficient number, since it is larger than the sum of its proper divisors (24431795435).
121122246445 is an equidigital number, since it uses as much as digits as its factorization.
121122246445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34557695.
The product of its digits is 30720, while the sum is 34.
Adding to 121122246445 its reverse (544642221121), we get a palindrome (665764467566).
The spelling of 121122246445 in words is "one hundred twenty-one billion, one hundred twenty-two million, two hundred forty-six thousand, four hundred forty-five".
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