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214141415 = 5614611523
BaseRepresentation
bin11001100001110…
…00100111100111
3112220221111210112
430300320213213
5414310011130
633125443235
75210112665
oct1460704747
9486844715
10214141415
11aa971684
125b87051b
1335498bc7
1420623c35
1513bee495
hexcc389e7

214141415 has 16 divisors (see below), whose sum is σ = 261920736. Its totient is φ = 168028800.

The previous prime is 214141409. The next prime is 214141489. The reversal of 214141415 is 514141412.

It is not a de Polignac number, because 214141415 - 24 = 214141399 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139844 + ... + 141366.

It is an arithmetic number, because the mean of its divisors is an integer number (16370046).

Almost surely, 2214141415 is an apocalyptic number.

214141415 is a deficient number, since it is larger than the sum of its proper divisors (47779321).

214141415 is a wasteful number, since it uses less digits than its factorization.

214141415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2050.

The product of its digits is 640, while the sum is 23.

The square root of 214141415 is about 14633.5715052751. The cubic root of 214141415 is about 598.2741283346.

Adding to 214141415 its reverse (514141412), we get a palindrome (728282827).

The spelling of 214141415 in words is "two hundred fourteen million, one hundred forty-one thousand, four hundred fifteen".

Divisors: 1 5 61 305 461 1523 2305 7615 28121 92903 140605 464515 702103 3510515 42828283 214141415