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82471341537 = 33131934633571
BaseRepresentation
bin100110011001110101…
…1001100110111100001
321212212120101020021000
41030303223030313201
52322400130412122
6101515315022213
75646500556654
oct1146353146741
9255776336230
1082471341537
1131a80a16602
1213b9759a969
137a1413baa0
143dc508989b
15222a4380ac
hex1333accde1

82471341537 has 64 divisors (see below), whose sum is σ = 138582169600. Its totient is φ = 48053113920.

The previous prime is 82471341529. The next prime is 82471341539. The reversal of 82471341537 is 73514317428.

82471341537 is a `hidden beast` number, since 8 + 2 + 4 + 71 + 3 + 41 + 537 = 666.

It is not a de Polignac number, because 82471341537 - 23 = 82471341529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82471341492 and 82471341501.

It is not an unprimeable number, because it can be changed into a prime (82471341539) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23092962 + ... + 23096532.

It is an arithmetic number, because the mean of its divisors is an integer number (2165346400).

Almost surely, 282471341537 is an apocalyptic number.

It is an amenable number.

82471341537 is a deficient number, since it is larger than the sum of its proper divisors (56110828063).

82471341537 is a wasteful number, since it uses less digits than its factorization.

82471341537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7075 (or 7069 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The spelling of 82471341537 in words is "eighty-two billion, four hundred seventy-one million, three hundred forty-one thousand, five hundred thirty-seven".

Divisors: 1 3 9 13 19 27 39 57 117 171 247 351 513 741 2223 3463 3571 6669 10389 10713 31167 32139 45019 46423 65797 67849 93501 96417 135057 139269 197391 203547 405171 417807 592173 610641 855361 882037 1215513 1253421 1776519 1831923 2566083 2646111 7698249 7938333 12366373 23094747 23814999 37099119 111297357 160762849 234961087 333892071 482288547 704883261 1446865641 2114649783 3054494131 4340596923 6343949349 9163482393 27490447179 82471341537