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83055053 = 412025733
BaseRepresentation
bin1001111001101…
…01000111001101
312210021122010002
410330311013031
5132230230203
612124054045
72025646004
oct474650715
9183248102
1083055053
1142978544
1223994325
131428cb03
14b05dc3b
157458d88
hex4f351cd

83055053 has 4 divisors (see below), whose sum is σ = 85080828. Its totient is φ = 81029280.

The previous prime is 83055031. The next prime is 83055083. The reversal of 83055053 is 35055038.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9815689 + 73239364 = 3133^2 + 8558^2 .

It is a cyclic number.

It is not a de Polignac number, because 83055053 - 224 = 66277837 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 (83055083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1012826 + ... + 1012907.

It is an arithmetic number, because the mean of its divisors is an integer number (21270207).

Almost surely, 283055053 is an apocalyptic number.

It is an amenable number.

83055053 is a deficient number, since it is larger than the sum of its proper divisors (2025775).

83055053 is a wasteful number, since it uses less digits than its factorization.

83055053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2025774.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 83055053 is about 9113.4545041932. The cubic root of 83055053 is about 436.3034896359.

The spelling of 83055053 in words is "eighty-three million, fifty-five thousand, fifty-three".

Divisors: 1 41 2025733 83055053