Base | Representation |
---|---|
bin | 1110010011101… |
… | …10100100011001 |
3 | 22100211211001012 |
4 | 13021312210121 |
5 | 221211221241 |
6 | 15524303305 |
7 | 2655116135 |
oct | 711664431 |
9 | 270754035 |
10 | 120023321 |
11 | 61828330 |
12 | 34241b35 |
13 | 1bb34722 |
14 | 11d243c5 |
15 | a80c6eb |
hex | 7276919 |
120023321 has 4 divisors (see below), whose sum is σ = 130934544. Its totient is φ = 109112100.
The previous prime is 120023261. The next prime is 120023329. The reversal of 120023321 is 123320021.
It is a happy number.
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: 123320021 = 11 ⋅11210911.
It is a cyclic number.
It is not a de Polignac number, because 120023321 - 222 = 115829017 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 120023296 and 120023305.
It is not an unprimeable number, because it can be changed into a prime (120023329) 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, 5455595 + ... + 5455616.
It is an arithmetic number, because the mean of its divisors is an integer number (32733636).
Almost surely, 2120023321 is an apocalyptic number.
120023321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
120023321 is a deficient number, since it is larger than the sum of its proper divisors (10911223).
120023321 is a wasteful number, since it uses less digits than its factorization.
120023321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10911222.
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 120023321 is about 10955.5155515384. The cubic root of 120023321 is about 493.2743653141.
Adding to 120023321 its reverse (123320021), we get a palindrome (243343342).
The spelling of 120023321 in words is "one hundred twenty million, twenty-three thousand, three hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •