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8253401 = 13719883
BaseRepresentation
bin11111011110111111011001
3120112022112112
4133132333121
54103102101
6452522105
7130103252
oct37367731
916468475
108253401
1147279a2
122920335
13192c890
14114bb29
15ad06bb
hex7defd9

8253401 has 8 divisors (see below), whose sum is σ = 8910720. Its totient is φ = 7599312.

The previous prime is 8253397. The next prime is 8253431. The reversal of 8253401 is 1043528.

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 8253401 - 22 = 8253397 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8253431) 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, 8906 + ... + 9788.

It is an arithmetic number, because the mean of its divisors is an integer number (1113840).

Almost surely, 28253401 is an apocalyptic number.

It is an amenable number.

8253401 is a deficient number, since it is larger than the sum of its proper divisors (657319).

8253401 is a wasteful number, since it uses less digits than its factorization.

8253401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1615.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 8253401 is about 2872.8733003737. The cubic root of 8253401 is about 202.0897633929.

Adding to 8253401 its reverse (1043528), we get a palindrome (9296929).

The spelling of 8253401 in words is "eight million, two hundred fifty-three thousand, four hundred one".

Divisors: 1 13 719 883 9347 11479 634877 8253401