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10164193 = 13781861
BaseRepresentation
bin100110110001…
…011111100001
3201010101122121
4212301133201
510100223233
61001504241
7152252134
oct46613741
921111577
1010164193
115812566
1234a2081
13214b520
1414c821b
15d5b92d
hex9b17e1

10164193 has 4 divisors (see below), whose sum is σ = 10946068. Its totient is φ = 9382320.

The previous prime is 10164179. The next prime is 10164199. The reversal of 10164193 is 39146101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 39146101 = 82147681.

It can be written as a sum of positive squares in 2 ways, for example, as 603729 + 9560464 = 777^2 + 3092^2 .

It is a cyclic number.

It is not a de Polignac number, because 10164193 - 213 = 10156001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10164199) 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, 390918 + ... + 390943.

It is an arithmetic number, because the mean of its divisors is an integer number (2736517).

Almost surely, 210164193 is an apocalyptic number.

10164193 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

10164193 is a deficient number, since it is larger than the sum of its proper divisors (781875).

10164193 is an equidigital number, since it uses as much as digits as its factorization.

10164193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781874.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 10164193 is about 3188.1331528027. The cubic root of 10164193 is about 216.6162173140.

The spelling of 10164193 in words is "ten million, one hundred sixty-four thousand, one hundred ninety-three".

Divisors: 1 13 781861 10164193