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83088070 = 25132292791
BaseRepresentation
bin1001111001111…
…01001011000110
312210100022101221
410330331023012
5132232304240
612124510554
72026144162
oct474751306
9183308357
1083088070
11429a032a
12239ab45a
13142a1b50
14b06bca2
157463a4a
hex4f3d2c6

83088070 has 32 divisors (see below), whose sum is σ = 161824320. Its totient is φ = 30533760.

The previous prime is 83088059. The next prime is 83088073. The reversal of 83088070 is 7088038.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83088073) 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, 28375 + ... + 31165.

It is an arithmetic number, because the mean of its divisors is an integer number (5057010).

Almost surely, 283088070 is an apocalyptic number.

83088070 is a deficient number, since it is larger than the sum of its proper divisors (78736250).

83088070 is a wasteful number, since it uses less digits than its factorization.

83088070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3040.

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 83088070 is about 9115.2657668331. The cubic root of 83088070 is about 436.3612967704.

The spelling of 83088070 in words is "eighty-three million, eighty-eight thousand, seventy".

Divisors: 1 2 5 10 13 26 65 130 229 458 1145 2290 2791 2977 5582 5954 13955 14885 27910 29770 36283 72566 181415 362830 639139 1278278 3195695 6391390 8308807 16617614 41544035 83088070