Base | Representation |
---|---|
bin | 1110100101010… |
… | …10100111001001 |
3 | 22112012012012121 |
4 | 13102222213021 |
5 | 222304134031 |
6 | 20050011241 |
7 | 3013550563 |
oct | 722524711 |
9 | 275165177 |
10 | 122333641 |
11 | 63066091 |
12 | 34b76b21 |
13 | 1c463191 |
14 | 12366333 |
15 | ab17011 |
hex | 74aa9c9 |
122333641 has 4 divisors (see below), whose sum is σ = 122489872. Its totient is φ = 122177412.
The previous prime is 122333623. The next prime is 122333671. The reversal of 122333641 is 146333221.
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, and also an emirpimes, since its reverse is a distinct semiprime: 146333221 = 491 ⋅298031.
It is a cyclic number.
It is not a de Polignac number, because 122333641 - 225 = 88779209 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122333611) 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, 76935 + ... + 78508.
It is an arithmetic number, because the mean of its divisors is an integer number (30622468).
Almost surely, 2122333641 is an apocalyptic number.
It is an amenable number.
122333641 is a deficient number, since it is larger than the sum of its proper divisors (156231).
122333641 is an equidigital number, since it uses as much as digits as its factorization.
122333641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 156230.
The product of its digits is 2592, while the sum is 25.
The square root of 122333641 is about 11060.4539237773. The cubic root of 122333641 is about 496.4192726644.
Adding to 122333641 its reverse (146333221), we get a palindrome (268666862).
The spelling of 122333641 in words is "one hundred twenty-two million, three hundred thirty-three thousand, six hundred forty-one".
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