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10506193 = 23456791
BaseRepresentation
bin101000000100…
…111111010001
3201202202210021
4220010333101
510142144233
61013103441
7155205205
oct50047721
921682707
1010506193
115a26505
123627b81
13223b0a9
141576b05
15dc7e2d
hexa04fd1

10506193 has 4 divisors (see below), whose sum is σ = 10963008. Its totient is φ = 10049380.

The previous prime is 10506191. The next prime is 10506211. The reversal of 10506193 is 39160501.

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: 39160501 = 192061079.

It is a cyclic number.

It is not a de Polignac number, because 10506193 - 21 = 10506191 is a prime.

It is a super-2 number, since 2×105061932 = 220760182706498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10506191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228373 + ... + 228418.

It is an arithmetic number, because the mean of its divisors is an integer number (2740752).

Almost surely, 210506193 is an apocalyptic number.

It is an amenable number.

10506193 is a deficient number, since it is larger than the sum of its proper divisors (456815).

10506193 is an equidigital number, since it uses as much as digits as its factorization.

10506193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456814.

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 10506193 is about 3241.3258089862. The cubic root of 10506193 is about 219.0189999014.

Adding to 10506193 its reverse (39160501), we get a palindrome (49666694).

The spelling of 10506193 in words is "ten million, five hundred six thousand, one hundred ninety-three".

Divisors: 1 23 456791 10506193