Search a number
-
+
83104143 = 3176126713
BaseRepresentation
bin1001111010000…
…01000110001111
312210101010110020
410331001012033
5132233313033
612125113223
72026242063
oct475010617
9183333406
1083104143
1142a01411
12239b8813
13142a9265
14b073aa3
1574686b3
hex4f4118f

83104143 has 16 divisors (see below), whose sum is σ = 119251296. Its totient is φ = 51287040.

The previous prime is 83104141. The next prime is 83104163. The reversal of 83104143 is 34140138.

It is not a de Polignac number, because 83104143 - 21 = 83104141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83104141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10246 + ... + 16467.

It is an arithmetic number, because the mean of its divisors is an integer number (7453206).

Almost surely, 283104143 is an apocalyptic number.

83104143 is a deficient number, since it is larger than the sum of its proper divisors (36147153).

83104143 is a wasteful number, since it uses less digits than its factorization.

83104143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26794.

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 83104143 is about 9116.1473770448. The cubic root of 83104143 is about 436.3894323095.

The spelling of 83104143 in words is "eighty-three million, one hundred four thousand, one hundred forty-three".

Divisors: 1 3 17 51 61 183 1037 3111 26713 80139 454121 1362363 1629493 4888479 27701381 83104143