Search a number
-
+
8276401 = 71182343
BaseRepresentation
bin11111100100100110110001
3120120111002101
4133210212301
54104321101
6453220401
7130230310
oct37444661
916514071
108276401
114743201
122931701
13193a1a3
141156277
15ad7401
hex7e49b1

8276401 has 4 divisors (see below), whose sum is σ = 9458752. Its totient is φ = 7094052.

The previous prime is 8276369. The next prime is 8276431. The reversal of 8276401 is 1046728.

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.

It is not a de Polignac number, because 8276401 - 25 = 8276369 is a prime.

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 8276401.

It is not an unprimeable number, because it can be changed into a prime (8276431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 591165 + ... + 591178.

It is an arithmetic number, because the mean of its divisors is an integer number (2364688).

Almost surely, 28276401 is an apocalyptic number.

It is an amenable number.

8276401 is a deficient number, since it is larger than the sum of its proper divisors (1182351).

8276401 is a wasteful number, since it uses less digits than its factorization.

8276401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182350.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 8276401 is about 2876.8734765366. The cubic root of 8276401 is about 202.2773124851.

The spelling of 8276401 in words is "eight million, two hundred seventy-six thousand, four hundred one".

Divisors: 1 7 1182343 8276401