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52380265 = 572673191
BaseRepresentation
bin1100011111010…
…0001001101001
310122120012012211
43013310021221
5101402132030
65110405121
71204140100
oct307641151
9118505184
1052380265
1127627083
12156607a1
13ab0c952
146d57037
1548ea12a
hex31f4269

52380265 has 24 divisors (see below), whose sum is σ = 74233152. Its totient is φ = 35370720.

The previous prime is 52380257. The next prime is 52380287. The reversal of 52380265 is 56208325.

It is a happy number.

52380265 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 52380265 - 23 = 52380257 is a prime.

It is a super-2 number, since 2×523802652 = 5487384322940450, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14820 + ... + 18010.

It is an arithmetic number, because the mean of its divisors is an integer number (3093048).

Almost surely, 252380265 is an apocalyptic number.

It is an amenable number.

52380265 is a deficient number, since it is larger than the sum of its proper divisors (21852887).

52380265 is a wasteful number, since it uses less digits than its factorization.

52380265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3277 (or 3270 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 52380265 is about 7237.4211567381. The cubic root of 52380265 is about 374.1587423208.

The spelling of 52380265 in words is "fifty-two million, three hundred eighty thousand, two hundred sixty-five".

Divisors: 1 5 7 35 49 67 245 335 469 2345 3191 3283 15955 16415 22337 111685 156359 213797 781795 1068985 1496579 7482895 10476053 52380265