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2213213254 = 271131398997
BaseRepresentation
bin1000001111101010…
…1111010001000110
312201020112212211021
42003322233101012
514013040311004
61003340501354
7105563000530
oct20372572106
95636485737
102213213254
11a3633496a
1251924a85a
132936a9955
1416dd1a850
15ce47bd54
hex83eaf446

2213213254 has 16 divisors (see below), whose sum is σ = 3827658528. Its totient is φ = 940125312.

The previous prime is 2213213243. The next prime is 2213213257. The reversal of 2213213254 is 4523123122.

2213213254 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×22132132543 (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2213213257) 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, 697917 + ... + 701080.

It is an arithmetic number, because the mean of its divisors is an integer number (239228658).

Almost surely, 22213213254 is an apocalyptic number.

2213213254 is a deficient number, since it is larger than the sum of its proper divisors (1614445274).

2213213254 is a wasteful number, since it uses less digits than its factorization.

2213213254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1399119.

The product of its digits is 2880, while the sum is 25.

The square root of 2213213254 is about 47044.8004990987. The cubic root of 2213213254 is about 1303.1900460750.

Adding to 2213213254 its reverse (4523123122), we get a palindrome (6736336376).

The spelling of 2213213254 in words is "two billion, two hundred thirteen million, two hundred thirteen thousand, two hundred fifty-four".

Divisors: 1 2 7 14 113 226 791 1582 1398997 2797994 9792979 19585958 158086661 316173322 1106606627 2213213254