[go: up one dir, main page]

Search a number
-
+
2214331 = 71372309
BaseRepresentation
bin1000011100100110111011
311011111111021
420130212323
51031324311
6115243311
724551530
oct10344673
94144437
102214331
111282729
128a9537
135c6b72
14418d87
152db171
hex21c9bb

2214331 has 8 divisors (see below), whose sum is σ = 2550240. Its totient is φ = 1883328.

The previous prime is 2214319. The next prime is 2214343. The reversal of 2214331 is 1334122.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2214319) and next prime (2214343).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2214331 - 219 = 1690043 is a prime.

It is a super-3 number, since 3×22143313 = 32572333665505280073, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (2214731) 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, 196 + ... + 2113.

It is an arithmetic number, because the mean of its divisors is an integer number (318780).

22214331 is an apocalyptic number.

2214331 is a deficient number, since it is larger than the sum of its proper divisors (335909).

2214331 is a wasteful number, since it uses less digits than its factorization.

2214331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2453.

The product of its digits is 144, while the sum is 16.

The square root of 2214331 is about 1488.0628346948. The cubic root of 2214331 is about 130.3409393866.

Adding to 2214331 its reverse (1334122), we get a palindrome (3548453).

The spelling of 2214331 in words is "two million, two hundred fourteen thousand, three hundred thirty-one".

Divisors: 1 7 137 959 2309 16163 316333 2214331