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8253402 = 231375567
BaseRepresentation
bin11111011110111111011010
3120112022112120
4133132333122
54103102102
6452522110
7130103253
oct37367732
916468476
108253402
1147279a3
122920336
13192c891
14114bb2a
15ad06bc
hex7defda

8253402 has 8 divisors (see below), whose sum is σ = 16506816. Its totient is φ = 2751132.

The previous prime is 8253397. The next prime is 8253431. The reversal of 8253402 is 2043528.

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

8253402 is an admirable number.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 687778 + ... + 687789.

It is an arithmetic number, because the mean of its divisors is an integer number (2063352).

Almost surely, 28253402 is an apocalyptic number.

8253402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8253402 is a wasteful number, since it uses less digits than its factorization.

8253402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1375572.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 8253402 is about 2872.8734744155. The cubic root of 8253402 is about 202.0897715548.

The spelling of 8253402 in words is "eight million, two hundred fifty-three thousand, four hundred two".

Divisors: 1 2 3 6 1375567 2751134 4126701 8253402