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2214315251 = 8326678497
BaseRepresentation
bin1000001111111011…
…1100010011110011
312201022121212110222
42003332330103303
514013331042001
61003420243255
7105605240411
oct20376742363
95638555428
102214315251
11a36a17905
125196a052b
132939a4415
141701262b1
15ce5e861b
hex83fbc4f3

2214315251 has 4 divisors (see below), whose sum is σ = 2240993832. Its totient is φ = 2187636672.

The previous prime is 2214315217. The next prime is 2214315281. The reversal of 2214315251 is 1525134122.

Adding to 2214315251 its reverse (1525134122), we get a palindrome (3739449373).

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2214315251 - 226 = 2147206387 is a prime.

It is a super-2 number, since 2×22143152512 = 9806384061622386002, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2214315251.

It is not an unprimeable number, because it can be changed into a prime (2214315281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13339166 + ... + 13339331.

It is an arithmetic number, because the mean of its divisors is an integer number (560248458).

Almost surely, 22214315251 is an apocalyptic number.

2214315251 is a deficient number, since it is larger than the sum of its proper divisors (26678581).

2214315251 is an equidigital number, since it uses as much as digits as its factorization.

2214315251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26678580.

The product of its digits is 2400, while the sum is 26.

The square root of 2214315251 is about 47056.5112497729. The cubic root of 2214315251 is about 1303.4063037763.

The spelling of 2214315251 in words is "two billion, two hundred fourteen million, three hundred fifteen thousand, two hundred fifty-one".

Divisors: 1 83 26678497 2214315251