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2228713669 = 71337964621
BaseRepresentation
bin1000010011010111…
…0111100011000101
312202022201101101201
42010311313203011
514031022314134
61005053022501
7106141516330
oct20465674305
95668641351
102228713669
11a44061626
12522484a31
13296975cb0
14171dd3617
15d09de914
hex84d778c5

2228713669 has 16 divisors (see below), whose sum is σ = 2750312320. Its totient is φ = 1758697920.

The previous prime is 2228713637. The next prime is 2228713681. The reversal of 2228713669 is 9663178222.

2228713669 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2228713669 - 25 = 2228713637 is a prime.

It is a super-2 number, since 2×22287136692 = 9934329236774883122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2228713609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2179 + ... + 66799.

It is an arithmetic number, because the mean of its divisors is an integer number (171894520).

Almost surely, 22228713669 is an apocalyptic number.

It is an amenable number.

2228713669 is a deficient number, since it is larger than the sum of its proper divisors (521598651).

2228713669 is a wasteful number, since it uses less digits than its factorization.

2228713669 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65020.

The product of its digits is 435456, while the sum is 46.

The square root of 2228713669 is about 47209.2540610419. The cubic root of 2228713669 is about 1306.2253028793.

The spelling of 2228713669 in words is "two billion, two hundred twenty-eight million, seven hundred thirteen thousand, six hundred sixty-nine".

Divisors: 1 7 13 91 379 2653 4927 34489 64621 452347 840073 5880511 24491359 171439513 318387667 2228713669