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83800041 = 3132148719
BaseRepresentation
bin1001111111010…
…10111111101001
312211200111001020
410333222333221
5132423100131
612152043053
72035200663
oct477527751
9184614036
1083800041
1143337236
1224093489
1314490c30
14b1b5533
157554996
hex4feafe9

83800041 has 8 divisors (see below), whose sum is σ = 120328320. Its totient is φ = 51569232.

The previous prime is 83800033. The next prime is 83800043. The reversal of 83800041 is 14000838.

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

It is not a de Polignac number, because 83800041 - 23 = 83800033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 83799984 and 83800020.

It is not an unprimeable number, because it can be changed into a prime (83800043) 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 7 ways as a sum of consecutive naturals, for example, 1074321 + ... + 1074398.

It is an arithmetic number, because the mean of its divisors is an integer number (15041040).

Almost surely, 283800041 is an apocalyptic number.

It is an amenable number.

83800041 is a deficient number, since it is larger than the sum of its proper divisors (36528279).

83800041 is a wasteful number, since it uses less digits than its factorization.

83800041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2148735.

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 83800041 is about 9154.2362324773. The cubic root of 83800041 is about 437.6041282488.

Adding to 83800041 its reverse (14000838), we get a palindrome (97800879).

The spelling of 83800041 in words is "eighty-three million, eight hundred thousand, forty-one".

Divisors: 1 3 13 39 2148719 6446157 27933347 83800041