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2222980234 = 28997128749
BaseRepresentation
bin1000010001111111…
…1111110010001010
312201220221002121021
42010133333302022
514023040331414
61004330103054
7106042006636
oct20437776212
95656832537
102222980234
11a408a5a52
1252057aa8a
13295719427
1417133ddc6
15d025ac24
hex847ffc8a

2222980234 has 16 divisors (see below), whose sum is σ = 3406725000. Its totient is φ = 1087663104.

The previous prime is 2222980217. The next prime is 2222980237. The reversal of 2222980234 is 4320892222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 980629225 + 1242351009 = 31315^2 + 35247^2 .

It is a super-2 number, since 2×22229802342 = 9883282241509389512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2222980234.

It is not an unprimeable number, because it can be changed into a prime (2222980237) 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, 47109 + ... + 81640.

Almost surely, 22222980234 is an apocalyptic number.

2222980234 is a deficient number, since it is larger than the sum of its proper divisors (1183744766).

2222980234 is a wasteful number, since it uses less digits than its factorization.

2222980234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128937.

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 2222980234 is about 47148.4913226288. The cubic root of 2222980234 is about 1305.1042393113.

The spelling of 2222980234 in words is "two billion, two hundred twenty-two million, nine hundred eighty thousand, two hundred thirty-four".

Divisors: 1 2 89 97 178 194 8633 17266 128749 257498 11458661 12488653 22917322 24977306 1111490117 2222980234