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83039601 = 3193143419
BaseRepresentation
bin1001111001100…
…01010101110001
312210020211220210
410330301111301
5132224231401
612123454333
72025552651
oct474612561
9183224823
1083039601
1142967977
12239873a9
1314285a78
14b058361
1574544d6
hex4f31571

83039601 has 8 divisors (see below), whose sum is σ = 111293920. Its totient is φ = 55072512.

The previous prime is 83039587. The next prime is 83039603. The reversal of 83039601 is 10693038.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 83039601 - 219 = 82515313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83039603) 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, 71131 + ... + 72288.

It is an arithmetic number, because the mean of its divisors is an integer number (13911740).

Almost surely, 283039601 is an apocalyptic number.

It is an amenable number.

83039601 is a deficient number, since it is larger than the sum of its proper divisors (28254319).

83039601 is a wasteful number, since it uses less digits than its factorization.

83039601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143615.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 83039601 is about 9112.6067071942. The cubic root of 83039601 is about 436.2764305571.

The spelling of 83039601 in words is "eighty-three million, thirty-nine thousand, six hundred one".

Divisors: 1 3 193 579 143419 430257 27679867 83039601