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230046401 = 1317695877
BaseRepresentation
bin11011011011000…
…11101011000001
3121000212120100002
431231203223001
5432342441101
634454405345
75462235134
oct1555435301
9530776302
10230046401
111089452a2
1265060855
1338877440
14227a421b
15152e1d6b
hexdb63ac1

230046401 has 4 divisors (see below), whose sum is σ = 247742292. Its totient is φ = 212350512.

The previous prime is 230046373. The next prime is 230046409. The reversal of 230046401 is 104640032.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 22657600 + 207388801 = 4760^2 + 14401^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-230046401 is a prime.

It is a super-2 number, since 2×2300464012 = 105842693226105602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230046409) 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, 8847926 + ... + 8847951.

It is an arithmetic number, because the mean of its divisors is an integer number (61935573).

Almost surely, 2230046401 is an apocalyptic number.

It is an amenable number.

230046401 is a deficient number, since it is larger than the sum of its proper divisors (17695891).

230046401 is a wasteful number, since it uses less digits than its factorization.

230046401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17695890.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 230046401 is about 15167.2806066216. The cubic root of 230046401 is about 612.7337669956.

Adding to 230046401 its reverse (104640032), we get a palindrome (334686433).

The spelling of 230046401 in words is "two hundred thirty million, forty-six thousand, four hundred one".

Divisors: 1 13 17695877 230046401