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1224044201 = 19385116729
BaseRepresentation
bin100100011110101…
…0110111010101001
310011022020212222102
41020331112322221
510001323403301
6321243303145
742222126662
oct11075267251
93138225872
101224044201
11578a39586
122a1b1aab5
13166792613
14b87cc369
15726d9b6b
hex48f56ea9

1224044201 has 8 divisors (see below), whose sum is σ = 1288879200. Its totient is φ = 1159250400.

The previous prime is 1224044191. The next prime is 1224044221. The reversal of 1224044201 is 1024404221.

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 1224044201 - 226 = 1156935337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1224044221) 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, 64805 + ... + 81533.

It is an arithmetic number, because the mean of its divisors is an integer number (161109900).

Almost surely, 21224044201 is an apocalyptic number.

It is an amenable number.

1224044201 is a deficient number, since it is larger than the sum of its proper divisors (64834999).

1224044201 is a wasteful number, since it uses less digits than its factorization.

1224044201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20599.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 1224044201 is about 34986.3430641157. The cubic root of 1224044201 is about 1069.7091243576.

Adding to 1224044201 its reverse (1024404221), we get a palindrome (2248448422).

The spelling of 1224044201 in words is "one billion, two hundred twenty-four million, forty-four thousand, two hundred one".

Divisors: 1 19 3851 16729 73169 317851 64423379 1224044201