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82448465 = 5118318061
BaseRepresentation
bin1001110101000…
…01000001010001
312202010211000212
410322201001101
5132101322330
612103053505
72020541351
oct472410121
9182124025
1082448465
11425a3830
1223741295
1314109998
14ad42b61
157389295
hex4ea1051

82448465 has 16 divisors (see below), whose sum is σ = 109238976. Its totient is φ = 59236800.

The previous prime is 82448447. The next prime is 82448477. The reversal of 82448465 is 56484428.

It is not a de Polignac number, because 82448465 - 28 = 82448209 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4466 + ... + 13595.

It is an arithmetic number, because the mean of its divisors is an integer number (6827436).

Almost surely, 282448465 is an apocalyptic number.

It is an amenable number.

82448465 is a deficient number, since it is larger than the sum of its proper divisors (26790511).

82448465 is a wasteful number, since it uses less digits than its factorization.

82448465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18160.

The product of its digits is 245760, while the sum is 41.

The square root of 82448465 is about 9080.1137107417. The cubic root of 82448465 is about 435.2387204259.

The spelling of 82448465 in words is "eighty-two million, four hundred forty-eight thousand, four hundred sixty-five".

Divisors: 1 5 11 55 83 415 913 4565 18061 90305 198671 993355 1499063 7495315 16489693 82448465