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53260371 = 32171272741
BaseRepresentation
bin1100101100101…
…1000001010011
310201012220111100
43023023001103
5102113312441
65141315443
71214464023
oct313130123
9121186440
1053260371
112807833a
1215a05b83
13b05a418
147105a83
154a20cb6
hex32cb053

53260371 has 24 divisors (see below), whose sum is σ = 82128384. Its totient is φ = 33143040.

The previous prime is 53260369. The next prime is 53260379. The reversal of 53260371 is 17306235.

It is a happy number.

53260371 is a `hidden beast` number, since 53 + 2 + 603 + 7 + 1 = 666.

It is not a de Polignac number, because 53260371 - 21 = 53260369 is a prime.

It is a super-3 number, since 3×532603713 (a number of 24 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (53260379) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18061 + ... + 20801.

It is an arithmetic number, because the mean of its divisors is an integer number (3422016).

Almost surely, 253260371 is an apocalyptic number.

53260371 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

53260371 is a deficient number, since it is larger than the sum of its proper divisors (28868013).

53260371 is a wasteful number, since it uses less digits than its factorization.

53260371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2891 (or 2888 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 53260371 is about 7297.9703342779. The cubic root of 53260371 is about 376.2426827567.

The spelling of 53260371 in words is "fifty-three million, two hundred sixty thousand, three hundred seventy-one".

Divisors: 1 3 9 17 51 127 153 381 1143 2159 2741 6477 8223 19431 24669 46597 139791 348107 419373 1044321 3132963 5917819 17753457 53260371