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2220672063 = 31938959159
BaseRepresentation
bin1000010001011100…
…1100010000111111
312201202120211101110
42010113030100333
514021443001223
61004204413103
7106013254401
oct20427142077
95652524343
102220672063
11a3a569875
1251b847193
132950bb94c
14170cdcb71
15cee51d93
hex845cc43f

2220672063 has 8 divisors (see below), whose sum is σ = 3116732800. Its totient is φ = 1402529688.

The previous prime is 2220672061. The next prime is 2220672079. The reversal of 2220672063 is 3602760222.

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

It is not a de Polignac number, because 2220672063 - 21 = 2220672061 is a prime.

It is a super-2 number, since 2×22206720632 = 9862768822777351938, which contains 22 as substring.

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 2220672063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2220672061) 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, 19479523 + ... + 19479636.

It is an arithmetic number, because the mean of its divisors is an integer number (389591600).

Almost surely, 22220672063 is an apocalyptic number.

2220672063 is a deficient number, since it is larger than the sum of its proper divisors (896060737).

2220672063 is a wasteful number, since it uses less digits than its factorization.

2220672063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38959181.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 2220672063 is about 47124.0072892788. The cubic root of 2220672063 is about 1304.6523763979.

The spelling of 2220672063 in words is "two billion, two hundred twenty million, six hundred seventy-two thousand, sixty-three".

Divisors: 1 3 19 57 38959159 116877477 740224021 2220672063