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2220024001 = 131117115287
BaseRepresentation
bin1000010001010010…
…1110000011000001
312201201100220102011
42010110232003001
514021311232001
61004142452521
7106004615116
oct20424560301
95651326364
102220024001
11a3a166988
1251b594141
13294c22990
14170bb090d
15ced74d51
hex8452e0c1

2220024001 has 8 divisors (see below), whose sum is σ = 2391165504. Its totient is φ = 2048935440.

The previous prime is 2220023969. The next prime is 2220024017. The reversal of 2220024001 is 1004200222.

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 2220024001 - 25 = 2220023969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is not an unprimeable number, because it can be changed into a prime (2220024041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137580 + ... + 152866.

It is an arithmetic number, because the mean of its divisors is an integer number (298895688).

Almost surely, 22220024001 is an apocalyptic number.

It is an amenable number.

2220024001 is a deficient number, since it is larger than the sum of its proper divisors (171141503).

2220024001 is a wasteful number, since it uses less digits than its factorization.

2220024001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26471.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 2220024001 is about 47117.1306532985. The cubic root of 2220024001 is about 1304.5254511751.

Adding to 2220024001 its reverse (1004200222), we get a palindrome (3224224223).

The spelling of 2220024001 in words is "two billion, two hundred twenty million, twenty-four thousand, one".

Divisors: 1 13 11171 15287 145223 198731 170771077 2220024001