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8268481 = 132712347
BaseRepresentation
bin11111100010101011000001
3120120002020001
4133202223001
54104042411
6453120001
7130165234
oct37425301
916502201
108268481
114738261
122929001
1319366c0
14115341b
15ad4dc1
hex7e2ac1

8268481 has 8 divisors (see below), whose sum is σ = 8941184. Its totient is φ = 7601040.

The previous prime is 8268433. The next prime is 8268493. The reversal of 8268481 is 1848628.

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 8268481 - 219 = 7744193 is a prime.

It is a super-2 number, since 2×82684812 = 136735556094722, 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 8268481.

It is not an unprimeable number, because it can be changed into a prime (8262481) 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, 2350 + ... + 4696.

It is an arithmetic number, because the mean of its divisors is an integer number (1117648).

Almost surely, 28268481 is an apocalyptic number.

It is an amenable number.

8268481 is a deficient number, since it is larger than the sum of its proper divisors (672703).

8268481 is a wasteful number, since it uses less digits than its factorization.

8268481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2631.

The product of its digits is 24576, while the sum is 37.

The square root of 8268481 is about 2875.4966527541. The cubic root of 8268481 is about 202.2127696320.

The spelling of 8268481 in words is "eight million, two hundred sixty-eight thousand, four hundred eighty-one".

Divisors: 1 13 271 2347 3523 30511 636037 8268481