Search a number
-
+
230296369 = 2291005661
BaseRepresentation
bin11011011101000…
…00101100110001
3121001100021020011
431232200230301
5432423440434
634504014521
75464325662
oct1556405461
9531307204
10230296369
11108aa6086
1265161441
1338934154
142282b369
1515340e64
hexdba0b31

230296369 has 4 divisors (see below), whose sum is σ = 231302260. Its totient is φ = 229290480.

The previous prime is 230296351. The next prime is 230296387. The reversal of 230296369 is 963692032.

230296369 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.

It is an interprime number because it is at equal distance from previous prime (230296351) and next prime (230296387).

It can be written as a sum of positive squares in 2 ways, for example, as 188046369 + 42250000 = 13713^2 + 6500^2 .

It is a cyclic number.

It is not a de Polignac number, because 230296369 - 211 = 230294321 is a prime.

It is a super-2 number, since 2×2302963692 = 106072835149168322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230206369) 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, 502602 + ... + 503059.

It is an arithmetic number, because the mean of its divisors is an integer number (57825565).

Almost surely, 2230296369 is an apocalyptic number.

It is an amenable number.

230296369 is a deficient number, since it is larger than the sum of its proper divisors (1005891).

230296369 is a wasteful number, since it uses less digits than its factorization.

230296369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005890.

The product of its (nonzero) digits is 104976, while the sum is 40.

The square root of 230296369 is about 15175.5187390745. The cubic root of 230296369 is about 612.9556184587.

It can be divided in two parts, 2302963 and 69, that added together give a palindrome (2303032).

The spelling of 230296369 in words is "two hundred thirty million, two hundred ninety-six thousand, three hundred sixty-nine".

Divisors: 1 229 1005661 230296369