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83057301 = 3223401243
BaseRepresentation
bin1001111001101…
…01101010010101
312210021202012100
410330311222111
5132230313201
612124112313
72025655365
oct474655225
9183252170
1083057301
114297a1a8
1223995699
1314290b42
14b0609a5
157459886
hex4f35a95

83057301 has 12 divisors (see below), whose sum is σ = 125188128. Its totient is φ = 52963944.

The previous prime is 83057279. The next prime is 83057321. The reversal of 83057301 is 10375038.

It is not a de Polignac number, because 83057301 - 25 = 83057269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83057321) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 200415 + ... + 200828.

It is an arithmetic number, because the mean of its divisors is an integer number (10432344).

Almost surely, 283057301 is an apocalyptic number.

It is an amenable number.

83057301 is a deficient number, since it is larger than the sum of its proper divisors (42130827).

83057301 is a wasteful number, since it uses less digits than its factorization.

83057301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401272 (or 401269 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 83057301 is about 9113.5778374906. The cubic root of 83057301 is about 436.3074259863.

The spelling of 83057301 in words is "eighty-three million, fifty-seven thousand, three hundred one".

Divisors: 1 3 9 23 69 207 401243 1203729 3611187 9228589 27685767 83057301