Search a number
-
+
2402231222 = 28219071613
BaseRepresentation
bin1000111100101111…
…0010001110110110
320012102012222201202
42033023302032312
514404432344342
61034212052502
7113346425366
oct21713621666
96172188652
102402231222
111022aa6966
12570604132
132c38ba3c1
1418b0809a6
15e0d67332
hex8f2f23b6

2402231222 has 16 divisors (see below), whose sum is σ = 3613952592. Its totient is φ = 1197587040.

The previous prime is 2402231219. The next prime is 2402231243. The reversal of 2402231222 is 2221322042.

It is a super-2 number, since 2×24022312222 = 11541429687903226568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2402231194 and 2402231203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1488488 + ... + 1490100.

It is an arithmetic number, because the mean of its divisors is an integer number (225872037).

Almost surely, 22402231222 is an apocalyptic number.

2402231222 is a deficient number, since it is larger than the sum of its proper divisors (1211721370).

2402231222 is a wasteful number, since it uses less digits than its factorization.

2402231222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3343.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2402231222 is about 49012.5618795835. The cubic root of 2402231222 is about 1339.2806754125.

Adding to 2402231222 its reverse (2221322042), we get a palindrome (4623553264).

The spelling of 2402231222 in words is "two billion, four hundred two million, two hundred thirty-one thousand, two hundred twenty-two".

Divisors: 1 2 821 907 1613 1642 1814 3226 744647 1324273 1462991 1489294 2648546 2925982 1201115611 2402231222