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83848801 = 719311657
BaseRepresentation
bin1001111111101…
…10111001100001
312211202221221011
410333312321201
5132431130201
612153100521
72035463101
oct477667141
9184687834
1083848801
114336a933
12240b7741
13144aa19a
14b1c9201
157564151
hex4ff6e61

83848801 has 4 divisors (see below), whose sum is σ = 83867652. Its totient is φ = 83829952.

The previous prime is 83848781. The next prime is 83848847. The reversal of 83848801 is 10884838.

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

It can be written as a sum of positive squares in 2 ways, for example, as 29811600 + 54037201 = 5460^2 + 7351^2 .

It is a cyclic number.

It is not a de Polignac number, because 83848801 - 27 = 83848673 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83848861) 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 3 ways as a sum of consecutive naturals, for example, 1365 + ... + 13021.

It is an arithmetic number, because the mean of its divisors is an integer number (20966913).

Almost surely, 283848801 is an apocalyptic number.

It is an amenable number.

83848801 is a deficient number, since it is larger than the sum of its proper divisors (18851).

83848801 is a wasteful number, since it uses less digits than its factorization.

83848801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18850.

The product of its (nonzero) digits is 49152, while the sum is 40.

The square root of 83848801 is about 9156.8990930336. The cubic root of 83848801 is about 437.6889867598.

The spelling of 83848801 in words is "eighty-three million, eight hundred forty-eight thousand, eight hundred one".

Divisors: 1 7193 11657 83848801