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520043010036 = 2231121290727749
BaseRepresentation
bin1111001000101001111…
…10101001011111110100
31211201022200200010011120
413210110332221133310
532010022002310121
61034523210303540
752400102436054
oct7442476513764
91751280603146
10520043010036
111906047a3600
1284955427bb0
133a069704324
141b255103564
15d7da547bc6
hex7914fa97f4

520043010036 has 72 divisors (see below), whose sum is σ = 1333925628000. Its totient is φ = 157570902720.

The previous prime is 520043010031. The next prime is 520043010059. The reversal of 520043010036 is 630010340025.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 520043009988 and 520043010015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (520043010031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18727090 + ... + 18754838.

Almost surely, 2520043010036 is an apocalyptic number.

It is an amenable number.

520043010036 is an abundant number, since it is smaller than the sum of its proper divisors (813882617964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

520043010036 is a wasteful number, since it uses less digits than its factorization.

520043010036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40685 (or 40672 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The spelling of 520043010036 in words is "five hundred twenty billion, forty-three million, ten thousand, thirty-six".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 121 132 242 363 484 726 1452 12907 25814 27749 38721 51628 55498 77442 83247 110996 141977 154884 166494 283954 305239 332988 425931 567908 610478 851862 915717 1220956 1561747 1703724 1831434 3123494 3357629 3662868 4685241 6246988 6715258 9370482 10072887 13430516 18740964 20145774 40291548 358156343 716312686 1074469029 1432625372 2148938058 3939719773 4297876116 7879439546 11819159319 15758879092 23638318638 43336917503 47276637276 86673835006 130010752509 173347670012 260021505018 520043010036