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83080160 = 2551927329
BaseRepresentation
bin1001111001110…
…11001111100000
312210022220112222
410330323033200
5132232031120
612124410212
72026112132
oct474731740
9183286488
1083080160
1142995399
12239a6968
131429b377
14b069052
157461525
hex4f3b3e0

83080160 has 48 divisors (see below), whose sum is σ = 206614800. Its totient is φ = 31481856.

The previous prime is 83080159. The next prime is 83080169. The reversal of 83080160 is 6108038.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83080169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10625 + ... + 16704.

It is an arithmetic number, because the mean of its divisors is an integer number (4304475).

Almost surely, 283080160 is an apocalyptic number.

83080160 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

83080160 is an abundant number, since it is smaller than the sum of its proper divisors (123534640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83080160 is a wasteful number, since it uses less digits than its factorization.

83080160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27363 (or 27355 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 83080160 is about 9114.8318689924. The cubic root of 83080160 is about 436.3474491049.

Adding to 83080160 its reverse (6108038), we get a palindrome (89188198).

The spelling of 83080160 in words is "eighty-three million, eighty thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 16 19 20 32 38 40 76 80 95 152 160 190 304 380 608 760 1520 3040 27329 54658 109316 136645 218632 273290 437264 519251 546580 874528 1038502 1093160 2077004 2186320 2596255 4154008 4372640 5192510 8308016 10385020 16616032 20770040 41540080 83080160