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83141071 = 1344171
BaseRepresentation
bin1001111010010…
…10000111001111
312210110000002221
410331022013033
5132241003241
612130000211
72026454536
oct475120717
9183400087
1083141071
1142a27132
1223a16067
13142c0000
14b08331d
1574745d1
hex4f4a1cf

83141071 has 20 divisors (see below), whose sum is σ = 93565584. Its totient is φ = 73819200.

The previous prime is 83141063. The next prime is 83141081. The reversal of 83141071 is 17014138.

It is not a de Polignac number, because 83141071 - 23 = 83141063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83141081) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1170966 + ... + 1171036.

Almost surely, 283141071 is an apocalyptic number.

83141071 is a deficient number, since it is larger than the sum of its proper divisors (10424513).

83141071 is an frugal number, since it uses more digits than its factorization.

83141071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164 (or 125 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 25.

The square root of 83141071 is about 9118.1725691062. The cubic root of 83141071 is about 436.4540604657.

The spelling of 83141071 in words is "eighty-three million, one hundred forty-one thousand, seventy-one".

Divisors: 1 13 41 71 169 533 923 2197 2911 6929 11999 28561 37843 90077 155987 491959 1171001 2027831 6395467 83141071