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13244193 = 322236599
BaseRepresentation
bin110010100001…
…011100100001
3220220212121200
4302201130201
511342303233
61151511413
7220400544
oct62413441
926825550
1013244193
117526616
124528569
132989401
141a8a85b
151269313
hexca1721

13244193 has 12 divisors (see below), whose sum is σ = 19219200. Its totient is φ = 8788536.

The previous prime is 13244183. The next prime is 13244219. The reversal of 13244193 is 39144231.

13244193 is a `hidden beast` number, since 132 + 441 + 93 = 666.

It is not a de Polignac number, because 13244193 - 218 = 12982049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13244123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1293 + ... + 5306.

It is an arithmetic number, because the mean of its divisors is an integer number (1601600).

Almost surely, 213244193 is an apocalyptic number.

It is an amenable number.

13244193 is a deficient number, since it is larger than the sum of its proper divisors (5975007).

13244193 is a wasteful number, since it uses less digits than its factorization.

13244193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6828 (or 6825 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 13244193 is about 3639.2572044306. The cubic root of 13244193 is about 236.5966005199.

The spelling of 13244193 in words is "thirteen million, two hundred forty-four thousand, one hundred ninety-three".

Divisors: 1 3 9 223 669 2007 6599 19797 59391 1471577 4414731 13244193