Base | Representation |
---|---|
bin | 1110010101010… |
… | …01001000000001 |
3 | 22101020100002211 |
4 | 13022221020001 |
5 | 221234333101 |
6 | 15532542121 |
7 | 2656640644 |
oct | 712511001 |
9 | 271210084 |
10 | 120230401 |
11 | 61959975 |
12 | 34321941 |
13 | 1bba7a65 |
14 | 11d79a5b |
15 | a84dc51 |
hex | 72a9201 |
120230401 has 4 divisors (see below), whose sum is σ = 120279600. Its totient is φ = 120181204.
The previous prime is 120230393. The next prime is 120230417. The reversal of 120230401 is 104032021.
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.
It is a cyclic number.
It is not a de Polignac number, because 120230401 - 23 = 120230393 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (120236401) 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, 20731 + ... + 25888.
It is an arithmetic number, because the mean of its divisors is an integer number (30069900).
Almost surely, 2120230401 is an apocalyptic number.
It is an amenable number.
120230401 is a deficient number, since it is larger than the sum of its proper divisors (49199).
120230401 is an equidigital number, since it uses as much as digits as its factorization.
120230401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49198.
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 120230401 is about 10964.9624258362. The cubic root of 120230401 is about 493.5578895631.
Adding to 120230401 its reverse (104032021), we get a palindrome (224262422).
The spelling of 120230401 in words is "one hundred twenty million, two hundred thirty thousand, four hundred one".
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