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82947196 = 2231668929
BaseRepresentation
bin1001111000110…
…10110001111100
312210002011011101
410330122301330
5132213302241
612121502444
72025016363
oct474326174
9183064141
1082947196
1142904502
1223941a24
13142529a7
14b0327da
157436e31
hex4f1ac7c

82947196 has 12 divisors (see below), whose sum is σ = 149840320. Its totient is φ = 40135680.

The previous prime is 82947187. The next prime is 82947197. The reversal of 82947196 is 69174928.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82947197) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 334341 + ... + 334588.

Almost surely, 282947196 is an apocalyptic number.

It is an amenable number.

82947196 is a deficient number, since it is larger than the sum of its proper divisors (66893124).

82947196 is a wasteful number, since it uses less digits than its factorization.

82947196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 668964 (or 668962 counting only the distinct ones).

The product of its digits is 217728, while the sum is 46.

The square root of 82947196 is about 9107.5351220844. The cubic root of 82947196 is about 436.1145435942.

The spelling of 82947196 in words is "eighty-two million, nine hundred forty-seven thousand, one hundred ninety-six".

Divisors: 1 2 4 31 62 124 668929 1337858 2675716 20736799 41473598 82947196