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83074120 = 2353675659
BaseRepresentation
bin1001111001110…
…01110001001000
312210022121021021
410330321301020
5132231332440
612124322224
72026055413
oct474716110
9183277237
1083074120
11429908a8
12239a3374
13142986ac
14b066b7a
15745e84a
hex4f39c48

83074120 has 32 divisors (see below), whose sum is σ = 187459200. Its totient is φ = 33133248.

The previous prime is 83074111. The next prime is 83074127. The reversal of 83074120 is 2147038.

It is not an unprimeable number, because it can be changed into a prime (83074127) 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 7 ways as a sum of consecutive naturals, for example, 11851 + ... + 17509.

It is an arithmetic number, because the mean of its divisors is an integer number (5858100).

Almost surely, 283074120 is an apocalyptic number.

It is an amenable number.

83074120 is an abundant number, since it is smaller than the sum of its proper divisors (104385080).

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

83074120 is a wasteful number, since it uses less digits than its factorization.

83074120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6037 (or 6033 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 83074120 is about 9114.5005348620. The cubic root of 83074120 is about 436.3368745688.

The spelling of 83074120 in words is "eighty-three million, seventy-four thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 367 734 1468 1835 2936 3670 5659 7340 11318 14680 22636 28295 45272 56590 113180 226360 2076853 4153706 8307412 10384265 16614824 20768530 41537060 83074120