Search a number
-
+
12030401 = 194011579
BaseRepresentation
bin101101111001…
…000111000001
3211122012121102
4231321013001
511034433101
61105504145
7204154025
oct55710701
924565542
1012030401
116877689
124042055
132652aa6
141852385
1510c986b
hexb791c1

12030401 has 8 divisors (see below), whose sum is σ = 12703200. Its totient is φ = 11361600.

The previous prime is 12030383. The next prime is 12030419. The reversal of 12030401 is 10403021.

It is a happy number.

12030401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12030383) and next prime (12030419).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12030401 - 210 = 12029377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12030451) 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, 6830 + ... + 8408.

It is an arithmetic number, because the mean of its divisors is an integer number (1587900).

Almost surely, 212030401 is an apocalyptic number.

It is an amenable number.

12030401 is a deficient number, since it is larger than the sum of its proper divisors (672799).

12030401 is a wasteful number, since it uses less digits than its factorization.

12030401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1999.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 12030401 is about 3468.4868458739. The cubic root of 12030401 is about 229.1360213493.

Adding to 12030401 its reverse (10403021), we get a palindrome (22433422).

The spelling of 12030401 in words is "twelve million, thirty thousand, four hundred one".

Divisors: 1 19 401 1579 7619 30001 633179 12030401