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12022019983 = 233721911999
BaseRepresentation
bin10110011001001000…
…10111011110001111
31011000211112220002101
423030210113132033
5144110114114413
65304533335531
7603626324641
oct131444273617
934024486071
1012022019983
11510a131606
1223b61975a7
1311978a44bc
14820910891
154a566eedd
hex2cc91778f

12022019983 has 24 divisors (see below), whose sum is σ = 12966912000. Its totient is φ = 11124384480.

The previous prime is 12022019981. The next prime is 12022020013. The reversal of 12022019983 is 38991022021.

It is not a de Polignac number, because 12022019983 - 21 = 12022019981 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022019981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6013018 + ... + 6015016.

It is an arithmetic number, because the mean of its divisors is an integer number (540288000).

Almost surely, 212022019983 is an apocalyptic number.

12022019983 is a deficient number, since it is larger than the sum of its proper divisors (944892017).

12022019983 is a wasteful number, since it uses less digits than its factorization.

12022019983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2287 (or 2250 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 37.

The spelling of 12022019983 in words is "twelve billion, twenty-two million, nineteen thousand, nine hundred eighty-three".

Divisors: 1 23 37 191 851 1369 1999 4393 7067 31487 45977 73963 162541 261479 381809 1701149 2736631 6014017 8781607 14126933 62942513 324919459 522696521 12022019983