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289922335924 = 22135575429537
BaseRepresentation
bin1000011100000001011…
…01111100010010110100
31000201100012000122112111
410032000231330102310
514222230104222144
6341104413500404
726642355123454
oct4160055742264
91021305018474
10289922335924
11101a56667101
12482324a1704
132145501b380
1410064963d64
15781caae534
hex4380b7c4b4

289922335924 has 12 divisors (see below), whose sum is σ = 546392094724. Its totient is φ = 133810308864.

The previous prime is 289922335921. The next prime is 289922335949. The reversal of 289922335924 is 429533229982.

It can be written as a sum of positive squares in 2 ways, for example, as 57848908324 + 232073427600 = 240518^2 + 481740^2 .

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (289922335921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2787714717 + ... + 2787714820.

Almost surely, 2289922335924 is an apocalyptic number.

It is an amenable number.

289922335924 is a deficient number, since it is larger than the sum of its proper divisors (256469758800).

289922335924 is a wasteful number, since it uses less digits than its factorization.

289922335924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5575429554 (or 5575429552 counting only the distinct ones).

The product of its digits is 16796160, while the sum is 58.

The spelling of 289922335924 in words is "two hundred eighty-nine billion, nine hundred twenty-two million, three hundred thirty-five thousand, nine hundred twenty-four".

Divisors: 1 2 4 13 26 52 5575429537 11150859074 22301718148 72480583981 144961167962 289922335924