Base | Representation |
---|---|
bin | 1110010011110… |
… | …00101100010101 |
3 | 22100212020222102 |
4 | 13021320230111 |
5 | 221212011041 |
6 | 15524411445 |
7 | 2655153404 |
oct | 711705425 |
9 | 270766872 |
10 | 120032021 |
11 | 6183391a |
12 | 34246b85 |
13 | 1bb38685 |
14 | 11d2763b |
15 | a81009b |
hex | 7278b15 |
120032021 has 2 divisors, whose sum is σ = 120032022. Its totient is φ = 120032020.
The previous prime is 120031997. The next prime is 120032083. The reversal of 120032021 is 120230021.
It is a happy number.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 110040100 + 9991921 = 10490^2 + 3161^2 .
It is a cyclic number.
It is not a de Polignac number, because 120032021 - 222 = 115837717 is a prime.
It is a Chen prime.
It is a junction number, because it is equal to n+sod(n) for n = 120031993 and 120032011.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (120032821) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60016010 + 60016011.
It is an arithmetic number, because the mean of its divisors is an integer number (60016011).
Almost surely, 2120032021 is an apocalyptic number.
It is an amenable number.
120032021 is a deficient number, since it is larger than the sum of its proper divisors (1).
120032021 is an equidigital number, since it uses as much as digits as its factorization.
120032021 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 24, while the sum is 11.
The square root of 120032021 is about 10955.9126046167. The cubic root of 120032021 is about 493.2862835070.
Adding to 120032021 its reverse (120230021), we get a palindrome (240262042).
The spelling of 120032021 in words is "one hundred twenty million, thirty-two thousand, twenty-one".
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