[go: up one dir, main page]

Search a number
-
+
47214897 = 316199721
BaseRepresentation
bin1011010000011…
…1000100110001
310021211202122220
42310013010301
544041334042
64403551253
71112214522
oct264070461
9107752586
1047214897
1124719284
121398b529
139a21812
1463b0849
1542298ec
hex2d07131

47214897 has 8 divisors (see below), whose sum is σ = 62998560. Its totient is φ = 31453920.

The previous prime is 47214877. The next prime is 47214901. The reversal of 47214897 is 79841274.

It is a happy number.

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

It is not a de Polignac number, because 47214897 - 214 = 47198513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47214877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4 + ... + 9717.

It is an arithmetic number, because the mean of its divisors is an integer number (7874820).

Almost surely, 247214897 is an apocalyptic number.

It is an amenable number.

47214897 is a deficient number, since it is larger than the sum of its proper divisors (15783663).

47214897 is a wasteful number, since it uses less digits than its factorization.

47214897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11343.

The product of its digits is 112896, while the sum is 42.

The square root of 47214897 is about 6871.3097004865. The cubic root of 47214897 is about 361.4317902255.

The spelling of 47214897 in words is "forty-seven million, two hundred fourteen thousand, eight hundred ninety-seven".

Divisors: 1 3 1619 4857 9721 29163 15738299 47214897