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314220237 = 3104740079
BaseRepresentation
bin10010101110101…
…001111011001101
3210220021001010120
4102232221323031
51120420021422
651102455153
710533553662
oct2256517315
9726231116
10314220237
11151407351
12892944b9
1350139546
142da35a69
151c8bc45c
hex12ba9ecd

314220237 has 4 divisors (see below), whose sum is σ = 418960320. Its totient is φ = 209480156.

The previous prime is 314220217. The next prime is 314220259. The reversal of 314220237 is 732022413.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 732022413 = 3244007471.

It is a cyclic number.

It is not a de Polignac number, because 314220237 - 212 = 314216141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (314220217) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 52370037 + ... + 52370042.

It is an arithmetic number, because the mean of its divisors is an integer number (104740080).

Almost surely, 2314220237 is an apocalyptic number.

It is an amenable number.

314220237 is a deficient number, since it is larger than the sum of its proper divisors (104740083).

314220237 is a wasteful number, since it uses less digits than its factorization.

314220237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104740082.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 314220237 is about 17726.2584038482. The cubic root of 314220237 is about 679.8473107288.

The spelling of 314220237 in words is "three hundred fourteen million, two hundred twenty thousand, two hundred thirty-seven".

Divisors: 1 3 104740079 314220237