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20114452 = 2211344501
BaseRepresentation
bin100110010111…
…0110000010100
31101211220211201
41030232300110
520122130302
61555042244
7332653501
oct114566024
941756751
1020114452
1110399316
1268a0384
134223557
1429584a8
151b74c87
hex132ec14

20114452 has 12 divisors (see below), whose sum is σ = 35512596. Its totient is φ = 9968000.

The previous prime is 20114447. The next prime is 20114459. The reversal of 20114452 is 25441102.

It can be written as a sum of positive squares in 2 ways, for example, as 4857616 + 15256836 = 2204^2 + 3906^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20114459) 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, 21799 + ... + 22702.

It is an arithmetic number, because the mean of its divisors is an integer number (2959383).

Almost surely, 220114452 is an apocalyptic number.

It is an amenable number.

20114452 is a deficient number, since it is larger than the sum of its proper divisors (15398144).

20114452 is a wasteful number, since it uses less digits than its factorization.

20114452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44618 (or 44616 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 20114452 is about 4484.9138230294. The cubic root of 20114452 is about 271.9585613054.

Adding to 20114452 its reverse (25441102), we get a palindrome (45555554).

The spelling of 20114452 in words is "twenty million, one hundred fourteen thousand, four hundred fifty-two".

Divisors: 1 2 4 113 226 452 44501 89002 178004 5028613 10057226 20114452