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82394055 = 32547163239
BaseRepresentation
bin1001110100100…
…11101111000111
312202001001101200
410322103233013
5132043102210
612101553543
72020223622
oct472235707
9182031350
1082394055
1142566967
12237158b3
13140baca3
14ad2adb9
1573780c0
hex4e93bc7

82394055 has 48 divisors (see below), whose sum is σ = 147363840. Its totient is φ = 42565824.

The previous prime is 82394047. The next prime is 82394113. The reversal of 82394055 is 55049328.

It is not a de Polignac number, because 82394055 - 23 = 82394047 is a prime.

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, 344626 + ... + 344864.

It is an arithmetic number, because the mean of its divisors is an integer number (3070080).

Almost surely, 282394055 is an apocalyptic number.

82394055 is a deficient number, since it is larger than the sum of its proper divisors (64969785).

82394055 is a wasteful number, since it uses less digits than its factorization.

82394055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460 (or 457 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 82394055 is about 9077.1171084216. The cubic root of 82394055 is about 435.1429573736.

The spelling of 82394055 in words is "eighty-two million, three hundred ninety-four thousand, fifty-five".

Divisors: 1 3 5 9 15 45 47 141 163 235 239 423 489 705 717 815 1195 1467 2115 2151 2445 3585 7335 7661 10755 11233 22983 33699 38305 38957 56165 68949 101097 114915 116871 168495 194785 344745 350613 505485 584355 1753065 1830979 5492937 9154895 16478811 27464685 82394055