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10223386 = 25111693
BaseRepresentation
bin100110111111…
…111100011010
3201020101211221
4212333330122
510104122021
61003042254
7152616535
oct46777432
921211757
1010223386
115852a88
12351038a
13216c454
141501a1c
15d6e241
hex9bff1a

10223386 has 4 divisors (see below), whose sum is σ = 15335082. Its totient is φ = 5111692.

The previous prime is 10223383. The next prime is 10223401. The reversal of 10223386 is 68332201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 68332201 = 79761743.

It can be written as a sum of positive squares in only one way, i.e., 9954025 + 269361 = 3155^2 + 519^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10223386.

It is not an unprimeable number, because it can be changed into a prime (10223383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2555845 + ... + 2555848.

Almost surely, 210223386 is an apocalyptic number.

10223386 is a deficient number, since it is larger than the sum of its proper divisors (5111696).

10223386 is an equidigital number, since it uses as much as digits as its factorization.

10223386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5111695.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 10223386 is about 3197.4030086931. The cubic root of 10223386 is about 217.0359047811.

Adding to 10223386 its reverse (68332201), we get a palindrome (78555587).

It can be divided in two parts, 10223 and 386, that added together give a square (10609 = 1032).

The spelling of 10223386 in words is "ten million, two hundred twenty-three thousand, three hundred eighty-six".

Divisors: 1 2 5111693 10223386