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22900484 = 2237154733
BaseRepresentation
bin101011101011…
…0111100000100
31121002110120002
41113112330010
521330303414
62134500432
7365436155
oct127267404
947073502
1022900484
1111a21522
127804718
13498a6a9
14308192c
1520254de
hex15d6f04

22900484 has 12 divisors (see below), whose sum is σ = 41159244. Its totient is φ = 11140704.

The previous prime is 22900483. The next prime is 22900519. The reversal of 22900484 is 48400922.

It can be written as a sum of positive squares in 2 ways, for example, as 15760900 + 7139584 = 3970^2 + 2672^2 .

It is not an unprimeable number, because it can be changed into a prime (22900481) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 77219 + ... + 77514.

It is an arithmetic number, because the mean of its divisors is an integer number (3429937).

Almost surely, 222900484 is an apocalyptic number.

It is an amenable number.

22900484 is a deficient number, since it is larger than the sum of its proper divisors (18258760).

22900484 is a wasteful number, since it uses less digits than its factorization.

22900484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154774 (or 154772 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 22900484 is about 4785.4450158789. The cubic root of 22900484 is about 283.9759451953.

The spelling of 22900484 in words is "twenty-two million, nine hundred thousand, four hundred eighty-four".

Divisors: 1 2 4 37 74 148 154733 309466 618932 5725121 11450242 22900484