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97081343 = 263336871
BaseRepresentation
bin1011100100101…
…01011111111111
320202200020120022
411302111133333
5144323100333
613344442355
72256114662
oct562253777
9222606508
1097081343
114a888717
12286193bb
13171611a8
14cc716d9
1587c9c98
hex5c957ff

97081343 has 4 divisors (see below), whose sum is σ = 97120848. Its totient is φ = 97041840.

The previous prime is 97081331. The next prime is 97081379. The reversal of 97081343 is 34318079.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 97081343 - 212 = 97077247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97021343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15803 + ... + 21068.

It is an arithmetic number, because the mean of its divisors is an integer number (24280212).

Almost surely, 297081343 is an apocalyptic number.

97081343 is a deficient number, since it is larger than the sum of its proper divisors (39505).

97081343 is a wasteful number, since it uses less digits than its factorization.

97081343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39504.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 97081343 is about 9852.9865015639. The cubic root of 97081343 is about 459.5984886469.

The spelling of 97081343 in words is "ninety-seven million, eighty-one thousand, three hundred forty-three".

Divisors: 1 2633 36871 97081343