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22025053 = 23957611
BaseRepresentation
bin101010000000…
…1001101011101
31112102222200201
41110001031131
521114300203
62104023501
7355131661
oct124011535
945388621
1022025053
1111483826
127461b91
13474209b
142cd48a1
151e00e1d
hex150135d

22025053 has 4 divisors (see below), whose sum is σ = 22982688. Its totient is φ = 21067420.

The previous prime is 22025039. The next prime is 22025057. The reversal of 22025053 is 35052022.

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: 35052022 = 217526011.

It is a cyclic number.

It is not a de Polignac number, because 22025053 - 25 = 22025021 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22025053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22025057) 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, 478783 + ... + 478828.

It is an arithmetic number, because the mean of its divisors is an integer number (5745672).

Almost surely, 222025053 is an apocalyptic number.

22025053 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

22025053 is a deficient number, since it is larger than the sum of its proper divisors (957635).

22025053 is an equidigital number, since it uses as much as digits as its factorization.

22025053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957634.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 22025053 is about 4693.0856587111. The cubic root of 22025053 is about 280.3102555824.

Adding to 22025053 its reverse (35052022), we get a palindrome (57077075).

The spelling of 22025053 in words is "twenty-two million, twenty-five thousand, fifty-three".

Divisors: 1 23 957611 22025053