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83683797 = 349955901
BaseRepresentation
bin1001111110011…
…10100111010101
312211110120120220
410333032213111
5132410340142
612145344553
72034205041
oct477164725
9184416526
1083683797
114326796a
1224038159
1314450052
14b185021
1575302ec
hex4fce9d5

83683797 has 8 divisors (see below), whose sum is σ = 111804000. Its totient is φ = 55676400.

The previous prime is 83683793. The next prime is 83683799. The reversal of 83683797 is 79738638.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 83683797 - 22 = 83683793 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83683793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26454 + ... + 29447.

It is an arithmetic number, because the mean of its divisors is an integer number (13975500).

Almost surely, 283683797 is an apocalyptic number.

It is an amenable number.

83683797 is a deficient number, since it is larger than the sum of its proper divisors (28120203).

83683797 is a wasteful number, since it uses less digits than its factorization.

83683797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56403.

The product of its digits is 1524096, while the sum is 51.

The square root of 83683797 is about 9147.8848374911. The cubic root of 83683797 is about 437.4016924150.

The spelling of 83683797 in words is "eighty-three million, six hundred eighty-three thousand, seven hundred ninety-seven".

Divisors: 1 3 499 1497 55901 167703 27894599 83683797