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83085053 = 3110326021
BaseRepresentation
bin1001111001111…
…00011011111101
312210100011021012
410330330123331
5132232210203
612124445005
72026132322
oct474743375
9183304235
1083085053
1142999037
12239a9765
13142a066c
14b06ab49
157462bd8
hex4f3c6fd

83085053 has 8 divisors (see below), whose sum is σ = 86601216. Its totient is φ = 79621200.

The previous prime is 83085019. The next prime is 83085071. The reversal of 83085053 is 35058038.

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

It is a cyclic number.

It is not a de Polignac number, because 83085053 - 214 = 83068669 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83085083) 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, 9818 + ... + 16203.

It is an arithmetic number, because the mean of its divisors is an integer number (10825152).

Almost surely, 283085053 is an apocalyptic number.

It is an amenable number.

83085053 is a deficient number, since it is larger than the sum of its proper divisors (3516163).

83085053 is a wasteful number, since it uses less digits than its factorization.

83085053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26155.

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 83085053 is about 9115.1002737216. The cubic root of 83085053 is about 436.3560151539.

The spelling of 83085053 in words is "eighty-three million, eighty-five thousand, fifty-three".

Divisors: 1 31 103 3193 26021 806651 2680163 83085053