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230212401 = 376737467
BaseRepresentation
bin11011011100011…
…00001100110001
3121001012000001020
431232030030301
5432413244101
634502130053
75463526116
oct1556141461
9531160036
10230212401
11108a48a91
1265120929
1338904b73
142280890d
1515326136
hexdb8c331

230212401 has 4 divisors (see below), whose sum is σ = 306949872. Its totient is φ = 153474932.

The previous prime is 230212391. The next prime is 230212403. The reversal of 230212401 is 104212032.

230212401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 230212401 - 211 = 230210353 is a prime.

It is not an unprimeable number, because it can be changed into a prime (230212403) 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, 38368731 + ... + 38368736.

It is an arithmetic number, because the mean of its divisors is an integer number (76737468).

Almost surely, 2230212401 is an apocalyptic number.

It is an amenable number.

230212401 is a deficient number, since it is larger than the sum of its proper divisors (76737471).

230212401 is an equidigital number, since it uses as much as digits as its factorization.

230212401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76737470.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 230212401 is about 15172.7519257385. The cubic root of 230212401 is about 612.8811131387.

Adding to 230212401 its reverse (104212032), we get a palindrome (334424433).

The spelling of 230212401 in words is "two hundred thirty million, two hundred twelve thousand, four hundred one".

Divisors: 1 3 76737467 230212401