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53005180 = 2252650259
BaseRepresentation
bin1100101000110…
…0101101111100
310200201221102211
43022030231330
5102032131210
65132030204
71212352024
oct312145574
9120657384
1053005180
1127a13638
1215902364
13ac9b217
14707aa84
1549c038a
hex328cb7c

53005180 has 12 divisors (see below), whose sum is σ = 111310920. Its totient is φ = 21202064.

The previous prime is 53005177. The next prime is 53005189. The reversal of 53005180 is 8150035.

53005180 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

53005180 is strictly pandigital in base 9.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53005189) 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, 1325110 + ... + 1325149.

It is an arithmetic number, because the mean of its divisors is an integer number (9275910).

Almost surely, 253005180 is an apocalyptic number.

It is an amenable number.

53005180 is an abundant number, since it is smaller than the sum of its proper divisors (58305740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53005180 is a wasteful number, since it uses less digits than its factorization.

53005180 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2650268 (or 2650266 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 53005180 is about 7280.4656444488. The cubic root of 53005180 is about 375.6408124827.

The spelling of 53005180 in words is "fifty-three million, five thousand, one hundred eighty".

Divisors: 1 2 4 5 10 20 2650259 5300518 10601036 13251295 26502590 53005180