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53080083 = 337253757
BaseRepresentation
bin1100101001111…
…1000000010011
310200212202012000
43022133000103
5102042030313
65133405043
71213113300
oct312370023
9120782160
1053080083
1127a64941
1215939783
13acc6344
14709a0a7
1549d7673
hex329f013

53080083 has 48 divisors (see below), whose sum is σ = 93324960. Its totient is φ = 29719872.

The previous prime is 53080051. The next prime is 53080099. The reversal of 53080083 is 38008035.

It is not a de Polignac number, because 53080083 - 25 = 53080051 is a prime.

It is a super-2 number, since 2×530800832 = 5634990422573778, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (53080003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 69741 + ... + 70497.

It is an arithmetic number, because the mean of its divisors is an integer number (1944270).

Almost surely, 253080083 is an apocalyptic number.

53080083 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

53080083 is a deficient number, since it is larger than the sum of its proper divisors (40244877).

53080083 is a wasteful number, since it uses less digits than its factorization.

53080083 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 833 (or 820 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 53080083 is about 7285.6079361986. The cubic root of 53080083 is about 375.8176718050.

The spelling of 53080083 in words is "fifty-three million, eighty thousand, eighty-three".

Divisors: 1 3 7 9 21 27 49 53 63 147 159 189 371 441 477 757 1113 1323 1431 2271 2597 3339 5299 6813 7791 10017 15897 20439 23373 37093 40121 47691 70119 111279 120363 143073 280847 333837 361089 842541 1001511 1083267 1965929 2527623 5897787 7582869 17693361 53080083