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2212025255 = 51144390787
BaseRepresentation
bin1000001111011000…
…1101001110100111
312201011022112012022
42003312031032213
514012234302010
61003255213355
7105546622136
oct20366151647
95634275168
102212025255
11a356a3350
1251897725b
13293381cab
1416dacb91d
15ce2e4d55
hex83d8d3a7

2212025255 has 16 divisors (see below), whose sum is σ = 2902310784. Its totient is φ = 1605096480.

The previous prime is 2212025209. The next prime is 2212025267. The reversal of 2212025255 is 5525202122.

It is not a de Polignac number, because 2212025255 - 26 = 2212025191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21029 + ... + 69758.

It is an arithmetic number, because the mean of its divisors is an integer number (181394424).

Almost surely, 22212025255 is an apocalyptic number.

2212025255 is a deficient number, since it is larger than the sum of its proper divisors (690285529).

2212025255 is a wasteful number, since it uses less digits than its factorization.

2212025255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91246.

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 2212025255 is about 47032.1725524135. The cubic root of 2212025255 is about 1302.9568307773.

Adding to 2212025255 its reverse (5525202122), we get a palindrome (7737227377).

The spelling of 2212025255 in words is "two billion, two hundred twelve million, twenty-five thousand, two hundred fifty-five".

Divisors: 1 5 11 55 443 2215 4873 24365 90787 453935 998657 4993285 40218641 201093205 442405051 2212025255