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12222514 = 229359587
BaseRepresentation
bin101110101000…
…000000110010
3211222222010201
4232220000302
511112110024
61113545414
7205614103
oct56500062
924888121
1012222514
116998a57
12411526a
1326bc375
1418a23aa
151116744
hexba8032

12222514 has 16 divisors (see below), whose sum is σ = 19051200. Its totient is φ = 5874064.

The previous prime is 12222461. The next prime is 12222517. The reversal of 12222514 is 41522221.

It is a junction number, because it is equal to n+sod(n) for n = 12222491 and 12222500.

It is not an unprimeable number, because it can be changed into a prime (12222517) 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, 20529 + ... + 21115.

It is an arithmetic number, because the mean of its divisors is an integer number (1190700).

Almost surely, 212222514 is an apocalyptic number.

12222514 is a deficient number, since it is larger than the sum of its proper divisors (6828686).

12222514 is a wasteful number, since it uses less digits than its factorization.

12222514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977.

The product of its digits is 320, while the sum is 19.

The square root of 12222514 is about 3496.0712235308. The cubic root of 12222514 is about 230.3492739930.

Adding to 12222514 its reverse (41522221), we get a palindrome (53744735).

The spelling of 12222514 in words is "twelve million, two hundred twenty-two thousand, five hundred fourteen".

Divisors: 1 2 29 58 359 587 718 1174 10411 17023 20822 34046 210733 421466 6111257 12222514