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23422055 = 51492211
BaseRepresentation
bin101100101011…
…0010001100111
31122001222000112
41121112101213
521444001210
62154003235
7403040606
oct131262147
948058015
1023422055
1112248378
127a1651b
134b10c07
143179a3d
1520c9d05
hex1656467

23422055 has 12 divisors (see below), whose sum is σ = 28430472. Its totient is φ = 18523680.

The previous prime is 23422043. The next prime is 23422093. The reversal of 23422055 is 55022432.

It is not a de Polignac number, because 23422055 - 210 = 23421031 is a prime.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

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 23422055.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 110900 + ... + 111110.

It is an arithmetic number, because the mean of its divisors is an integer number (2369206).

Almost surely, 223422055 is an apocalyptic number.

23422055 is a deficient number, since it is larger than the sum of its proper divisors (5008417).

23422055 is an equidigital number, since it uses as much as digits as its factorization.

23422055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514 (or 365 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 23422055 is about 4839.6337671357. The cubic root of 23422055 is about 286.1156842062.

Adding to 23422055 its reverse (55022432), we get a palindrome (78444487).

The spelling of 23422055 in words is "twenty-three million, four hundred twenty-two thousand, fifty-five".

Divisors: 1 5 149 211 745 1055 22201 31439 111005 157195 4684411 23422055