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51083083 = 1272411669
BaseRepresentation
bin1100001011011…
…1011101001011
310120010021211001
43002313131023
5101034124313
65022515431
71160125162
oct302673513
9116107731
1051083083
1126920527
1215135b77
13a77739c
146ada3d9
154740add
hex30b774b

51083083 has 8 divisors (see below), whose sum is σ = 51729920. Its totient is φ = 50440320.

The previous prime is 51083041. The next prime is 51083093. The reversal of 51083083 is 38038015.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-51083083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51083093) 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, 29773 + ... + 31441.

It is an arithmetic number, because the mean of its divisors is an integer number (6466240).

Almost surely, 251083083 is an apocalyptic number.

51083083 is a deficient number, since it is larger than the sum of its proper divisors (646837).

51083083 is a wasteful number, since it uses less digits than its factorization.

51083083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2037.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 51083083 is about 7147.2430349051. The cubic root of 51083083 is about 371.0442451040.

The spelling of 51083083 in words is "fifty-one million, eighty-three thousand, eighty-three".

Divisors: 1 127 241 1669 30607 211963 402229 51083083