Base | Representation |
---|---|
bin | 1110011101100… |
… | …11110011110101 |
3 | 22110021211111212 |
4 | 13032303303311 |
5 | 222024311431 |
6 | 20012211205 |
7 | 3002140421 |
oct | 716636365 |
9 | 273254455 |
10 | 121322741 |
11 | 62535631 |
12 | 34769b05 |
13 | 1c19b007 |
14 | 12181b81 |
15 | a9b772b |
hex | 73b3cf5 |
121322741 has 8 divisors (see below), whose sum is σ = 126359424. Its totient is φ = 116378640.
The previous prime is 121322713. The next prime is 121322743. The reversal of 121322741 is 147223121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-121322741 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121322743) 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, 20465 + ... + 25718.
It is an arithmetic number, because the mean of its divisors is an integer number (15794928).
Almost surely, 2121322741 is an apocalyptic number.
It is an amenable number.
121322741 is a deficient number, since it is larger than the sum of its proper divisors (5036683).
121322741 is an equidigital number, since it uses as much as digits as its factorization.
121322741 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46291.
The product of its digits is 672, while the sum is 23.
The square root of 121322741 is about 11014.6602761955. The cubic root of 121322741 is about 495.0481074219.
Adding to 121322741 its reverse (147223121), we get a palindrome (268545862).
The spelling of 121322741 in words is "one hundred twenty-one million, three hundred twenty-two thousand, seven hundred forty-one".
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