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2220013023 = 31517016991
BaseRepresentation
bin1000010001010010…
…1011010111011111
312201201100100100120
42010110223113133
514021310404043
61004142330023
7106004541114
oct20424532737
95651310316
102220013023
11a3a159708
1251b589913
13294c1a997
14170baa90b
15ced71983
hex8452b5df

2220013023 has 16 divisors (see below), whose sum is σ = 2984297472. Its totient is φ = 1467900000.

The previous prime is 2220013007. The next prime is 2220013043. The reversal of 2220013023 is 3203100222.

It is not a de Polignac number, because 2220013023 - 24 = 2220013007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2220012993 and 2220013011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220013043) 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 15 ways as a sum of consecutive naturals, for example, 314058 + ... + 321048.

It is an arithmetic number, because the mean of its divisors is an integer number (186518592).

Almost surely, 22220013023 is an apocalyptic number.

2220013023 is a deficient number, since it is larger than the sum of its proper divisors (764284449).

2220013023 is a wasteful number, since it uses less digits than its factorization.

2220013023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7846.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2220013023 is about 47117.0141562472. The cubic root of 2220013023 is about 1304.5233008824.

Adding to 2220013023 its reverse (3203100222), we get a palindrome (5423113245).

The spelling of 2220013023 in words is "two billion, two hundred twenty million, thirteen thousand, twenty-three".

Divisors: 1 3 151 453 701 2103 6991 20973 105851 317553 1055641 3166923 4900691 14702073 740004341 2220013023