Base | Representation |
---|---|
bin | 1110011011101… |
… | …10111101111001 |
3 | 22102211011122210 |
4 | 13031312331321 |
5 | 221443323104 |
6 | 20003005333 |
7 | 3000052023 |
oct | 715667571 |
9 | 272734583 |
10 | 121073529 |
11 | 62385375 |
12 | 34669849 |
13 | 1c111755 |
14 | 12119013 |
15 | a968989 |
hex | 7376f79 |
121073529 has 16 divisors (see below), whose sum is σ = 170383680. Its totient is φ = 76262400.
The previous prime is 121073501. The next prime is 121073539. The reversal of 121073529 is 925370121.
It is not a de Polignac number, because 121073529 - 213 = 121065337 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 121073496 and 121073505.
It is not an unprimeable number, because it can be changed into a prime (121073539) 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 15 ways as a sum of consecutive naturals, for example, 20209 + ... + 25505.
It is an arithmetic number, because the mean of its divisors is an integer number (10648980).
Almost surely, 2121073529 is an apocalyptic number.
121073529 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
121073529 is a deficient number, since it is larger than the sum of its proper divisors (49310151).
121073529 is a wasteful number, since it uses less digits than its factorization.
121073529 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5720.
The product of its (nonzero) digits is 3780, while the sum is 30.
The square root of 121073529 is about 11003.3417196777. The cubic root of 121073529 is about 494.7089116035.
The spelling of 121073529 in words is "one hundred twenty-one million, seventy-three thousand, five hundred twenty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •