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2220012029 = 19356320431
BaseRepresentation
bin1000010001010010…
…1011000111111101
312201201100021222202
42010110223013331
514021310341104
61004142321245
7106004535164
oct20424530775
95651307882
102220012029
11a3a158994
1251b589225
13294c1a3b1
14170baa3db
15ced7151e
hex8452b1fd

2220012029 has 8 divisors (see below), whose sum is σ = 2235587712. Its totient is φ = 2204478720.

The previous prime is 2220012023. The next prime is 2220012037. The reversal of 2220012029 is 9202100222.

2220012029 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2220012029 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2220012029.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220012023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98444 + ... + 118874.

It is an arithmetic number, because the mean of its divisors is an integer number (279448464).

Almost surely, 22220012029 is an apocalyptic number.

It is an amenable number.

2220012029 is a deficient number, since it is larger than the sum of its proper divisors (15575683).

2220012029 is a wasteful number, since it uses less digits than its factorization.

2220012029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21187.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 2220012029 is about 47117.0036080394. The cubic root of 2220012029 is about 1304.5231061844.

The spelling of 2220012029 in words is "two billion, two hundred twenty million, twelve thousand, twenty-nine".

Divisors: 1 193 563 20431 108659 3943183 11502653 2220012029