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83006841 = 3475711031
BaseRepresentation
bin1001111001010…
…01010101111001
312210012011222110
410330221111321
5132222204331
612123042533
72025355311
oct474512571
9183164873
1083006841
11429452a5
1223970449
1314273b98
14b04a441
157449946
hex4f29579

83006841 has 16 divisors (see below), whose sum is σ = 113338368. Its totient is φ = 54013200.

The previous prime is 83006831. The next prime is 83006843. The reversal of 83006841 is 14860038.

It is a happy number.

It is not a de Polignac number, because 83006841 - 27 = 83006713 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 83006799 and 83006808.

It is not an unprimeable number, because it can be changed into a prime (83006843) 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, 79996 + ... + 81026.

It is an arithmetic number, because the mean of its divisors is an integer number (7083648).

Almost surely, 283006841 is an apocalyptic number.

It is an amenable number.

83006841 is a deficient number, since it is larger than the sum of its proper divisors (30331527).

83006841 is a wasteful number, since it uses less digits than its factorization.

83006841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1652.

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 83006841 is about 9110.8090200596. The cubic root of 83006841 is about 436.2190511237.

Adding to 83006841 its reverse (14860038), we get a palindrome (97866879).

The spelling of 83006841 in words is "eighty-three million, six thousand, eight hundred forty-one".

Divisors: 1 3 47 141 571 1031 1713 3093 26837 48457 80511 145371 588701 1766103 27668947 83006841