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52443143415 = 355133320237
BaseRepresentation
bin110000110101110110…
…101101110011110111
312000100212000201100000
4300311312231303313
51324400421042130
640031514322343
73534406235565
oct606566556367
9160325021300
1052443143415
1120271872943
12a1b71293b3
134c39c82c10
142776dc0a35
15156e0de260
hexc35dadcf7

52443143415 has 48 divisors (see below), whose sum is σ = 101519597088. Its totient is φ = 25818155136.

The previous prime is 52443143369. The next prime is 52443143449. The reversal of 52443143415 is 51434134425.

It is not a de Polignac number, because 52443143415 - 26 = 52443143351 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52443143415.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 1644324 + ... + 1675913.

It is an arithmetic number, because the mean of its divisors is an integer number (2114991606).

Almost surely, 252443143415 is an apocalyptic number.

52443143415 is a deficient number, since it is larger than the sum of its proper divisors (49076453673).

52443143415 is a wasteful number, since it uses less digits than its factorization.

52443143415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3320270 (or 3320258 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The spelling of 52443143415 in words is "fifty-two billion, four hundred forty-three million, one hundred forty-three thousand, four hundred fifteen".

Divisors: 1 3 5 9 13 15 27 39 45 65 81 117 135 195 243 351 405 585 1053 1215 1755 3159 5265 15795 3320237 9960711 16601185 29882133 43163081 49803555 89646399 129489243 149410665 215815405 268939197 388467729 448231995 647446215 806817591 1165403187 1344695985 1942338645 3496209561 4034087955 5827015935 10488628683 17481047805 52443143415