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10193197 = 71456171
BaseRepresentation
bin100110111000…
…100100101101
3201011212102211
4212320210231
510102140242
61002250421
7152432530
oct46704455
921155384
1010193197
115832333
1234b6a11
13215b7a1
1414d4a17
15d65317
hex9b892d

10193197 has 4 divisors (see below), whose sum is σ = 11649376. Its totient is φ = 8737020.

The previous prime is 10193191. The next prime is 10193207. The reversal of 10193197 is 79139101.

10193197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 79139101 = 217936319.

It is a cyclic number.

It is not a de Polignac number, because 10193197 - 215 = 10160429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10193191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 728079 + ... + 728092.

It is an arithmetic number, because the mean of its divisors is an integer number (2912344).

Almost surely, 210193197 is an apocalyptic number.

It is an amenable number.

10193197 is a deficient number, since it is larger than the sum of its proper divisors (1456179).

10193197 is an equidigital number, since it uses as much as digits as its factorization.

10193197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1456178.

The product of its (nonzero) digits is 1701, while the sum is 31.

The square root of 10193197 is about 3192.6786559251. The cubic root of 10193197 is about 216.8220631427.

The spelling of 10193197 in words is "ten million, one hundred ninety-three thousand, one hundred ninety-seven".

Divisors: 1 7 1456171 10193197