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8285160285 = 325319776079
BaseRepresentation
bin1111011011101010…
…11000001101011101
3210101101222202021100
413231311120031131
5113432000112120
63450043423313
7412212462153
oct75565301535
923341882240
108285160285
113571836606
121732824b39
13a2064650c
145884d73d3
15337577490
hex1edd5835d

8285160285 has 48 divisors (see below), whose sum is σ = 14841815040. Its totient is φ = 4271132160.

The previous prime is 8285160269. The next prime is 8285160371. The reversal of 8285160285 is 5820615828.

8285160285 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 8285160285 - 24 = 8285160269 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 8285160285.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1359876 + ... + 1365954.

It is an arithmetic number, because the mean of its divisors is an integer number (309204480).

Almost surely, 28285160285 is an apocalyptic number.

It is an amenable number.

8285160285 is a deficient number, since it is larger than the sum of its proper divisors (6556654755).

8285160285 is a wasteful number, since it uses less digits than its factorization.

8285160285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7098 (or 7095 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 45.

The square root of 8285160285 is about 91022.8558385200. The cubic root of 8285160285 is about 2023.4864703166.

The spelling of 8285160285 in words is "eight billion, two hundred eighty-five million, one hundred sixty thousand, two hundred eighty-five".

Divisors: 1 3 5 9 15 31 45 93 155 279 465 977 1395 2931 4885 6079 8793 14655 18237 30287 30395 43965 54711 90861 91185 151435 188449 272583 273555 454305 565347 942245 1362915 1696041 2826735 5939183 8480205 17817549 29695915 53452647 89087745 184114673 267263235 552344019 920573365 1657032057 2761720095 8285160285