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22102701 = 323320329
BaseRepresentation
bin101010001010…
…0001010101101
31112120221012120
41110110022231
521124241301
62105423153
7355604235
oct124241255
945527176
1022102701
11115270a5
12749aab9
13476b52a
142d14cc5
151e18e36
hex15142ad

22102701 has 8 divisors (see below), whose sum is σ = 30751680. Its totient is φ = 14094432.

The previous prime is 22102673. The next prime is 22102709. The reversal of 22102701 is 10720122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22102701 - 27 = 22102573 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22102709) 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 7 ways as a sum of consecutive naturals, for example, 160096 + ... + 160233.

It is an arithmetic number, because the mean of its divisors is an integer number (3843960).

Almost surely, 222102701 is an apocalyptic number.

It is an amenable number.

22102701 is a deficient number, since it is larger than the sum of its proper divisors (8648979).

22102701 is a wasteful number, since it uses less digits than its factorization.

22102701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320355.

The product of its (nonzero) digits is 56, while the sum is 15.

The square root of 22102701 is about 4701.3509760493. The cubic root of 22102701 is about 280.6392748892.

Adding to 22102701 its reverse (10720122), we get a palindrome (32822823).

The spelling of 22102701 in words is "twenty-two million, one hundred two thousand, seven hundred one".

Divisors: 1 3 23 69 320329 960987 7367567 22102701