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83319941 = 1723920507
BaseRepresentation
bin1001111011101…
…01110010000101
312210210002110202
410331311302011
5132312214231
612133500245
72031131165
oct475656205
9183702422
1083319941
1143039561
1223aa1685
1314353553
14b0cc5a5
1574ac5cb
hex4f75c85

83319941 has 8 divisors (see below), whose sum is σ = 88594560. Its totient is φ = 78086848.

The previous prime is 83319923. The next prime is 83319947. The reversal of 83319941 is 14991338.

It is a happy number.

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

It is not a de Polignac number, because 83319941 - 226 = 16211077 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 83319895 and 83319904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83319947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6191 + ... + 14316.

It is an arithmetic number, because the mean of its divisors is an integer number (11074320).

Almost surely, 283319941 is an apocalyptic number.

It is an amenable number.

83319941 is a deficient number, since it is larger than the sum of its proper divisors (5274619).

83319941 is a wasteful number, since it uses less digits than its factorization.

83319941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20763.

The product of its digits is 23328, while the sum is 38.

The square root of 83319941 is about 9127.9757339730. The cubic root of 83319941 is about 436.7668325530.

The spelling of 83319941 in words is "eighty-three million, three hundred nineteen thousand, nine hundred forty-one".

Divisors: 1 17 239 4063 20507 348619 4901173 83319941