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245230001 = 1135993623
BaseRepresentation
bin11101001110111…
…10100110110001
3122002102222022122
432213132212301
51000234330001
640200044025
76035264162
oct1647364661
9562388278
10245230001
11116475a25
126a163615
133ba62513
14247d7769
15167e0b1b
hexe9de9b1

245230001 has 8 divisors (see below), whose sum is σ = 247881600. Its totient is φ = 242587072.

The previous prime is 245229997. The next prime is 245230009. The reversal of 245230001 is 100032542.

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 245230001 - 22 = 245229997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (245230009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65876 + ... + 69498.

It is an arithmetic number, because the mean of its divisors is an integer number (30985200).

Almost surely, 2245230001 is an apocalyptic number.

It is an amenable number.

245230001 is a deficient number, since it is larger than the sum of its proper divisors (2651599).

245230001 is a wasteful number, since it uses less digits than its factorization.

245230001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4335.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 245230001 is about 15659.8212314190. The cubic root of 245230001 is about 625.9282216183.

Adding to 245230001 its reverse (100032542), we get a palindrome (345262543).

The spelling of 245230001 in words is "two hundred forty-five million, two hundred thirty thousand, one".

Divisors: 1 113 599 3623 67687 409399 2170177 245230001