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8010193 = 21137963
BaseRepresentation
bin11110100011100111010001
3120001221220211
4132203213101
54022311233
6443404121
7125041222
oct36434721
916057824
108010193
1145811a4
122823641
131875c79
1410c7249
15a835cd
hex7a39d1

8010193 has 4 divisors (see below), whose sum is σ = 8048368. Its totient is φ = 7972020.

The previous prime is 8010181. The next prime is 8010199. The reversal of 8010193 is 3910108.

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 a cyclic number.

It is not a de Polignac number, because 8010193 - 25 = 8010161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8010199) 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, 18771 + ... + 19192.

It is an arithmetic number, because the mean of its divisors is an integer number (2012092).

Almost surely, 28010193 is an apocalyptic number.

It is an amenable number.

8010193 is a deficient number, since it is larger than the sum of its proper divisors (38175).

8010193 is a wasteful number, since it uses less digits than its factorization.

8010193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38174.

The product of its (nonzero) digits is 216, while the sum is 22.

The square root of 8010193 is about 2830.2284360101. The cubic root of 8010193 is about 200.0849056167.

The spelling of 8010193 in words is "eight million, ten thousand, one hundred ninety-three".

Divisors: 1 211 37963 8010193