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83481041 = 719683919
BaseRepresentation
bin1001111100111…
…01000111010001
312211002021110102
410332131013101
5132332343131
612141142145
72032401650
oct476350721
9184067412
1083481041
11431395a6
1223b5a955
13143ab987
14b131197
1574e01cb
hex4f9d1d1

83481041 has 16 divisors (see below), whose sum is σ = 100684800. Its totient is φ = 67616208.

The previous prime is 83481031. The next prime is 83481049. The reversal of 83481041 is 14018438.

It is a cyclic number.

It is not a de Polignac number, because 83481041 - 210 = 83480017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 83480995 and 83481013.

It is not an unprimeable number, because it can be changed into a prime (83481049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90380 + ... + 91298.

It is an arithmetic number, because the mean of its divisors is an integer number (6292800).

Almost surely, 283481041 is an apocalyptic number.

It is an amenable number.

83481041 is a deficient number, since it is larger than the sum of its proper divisors (17203759).

83481041 is a wasteful number, since it uses less digits than its factorization.

83481041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1628.

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 83481041 is about 9136.7959920313. The cubic root of 83481041 is about 437.0481491072.

Adding to 83481041 its reverse (14018438), we get a palindrome (97499479).

The spelling of 83481041 in words is "eighty-three million, four hundred eighty-one thousand, forty-one".

Divisors: 1 7 19 133 683 919 4781 6433 12977 17461 90839 122227 627677 4393739 11925863 83481041