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69005241 = 3212915939
BaseRepresentation
bin1000001110011…
…10111110111001
311210211211101200
410013032332321
5120131131431
610503004413
71465351314
oct407167671
9153754350
1069005241
1135a51728
121b139709
13113b0b06
14924397b
1560d0ee6
hex41cefb9

69005241 has 12 divisors (see below), whose sum is σ = 99768240. Its totient is φ = 45960120.

The previous prime is 69005203. The next prime is 69005281. The reversal of 69005241 is 14250096.

It is not a de Polignac number, because 69005241 - 218 = 68743097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (69005201) 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, 8650 + ... + 14588.

It is an arithmetic number, because the mean of its divisors is an integer number (8314020).

Almost surely, 269005241 is an apocalyptic number.

It is an amenable number.

69005241 is a deficient number, since it is larger than the sum of its proper divisors (30762999).

69005241 is a wasteful number, since it uses less digits than its factorization.

69005241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7236 (or 7233 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 69005241 is about 8306.9393280558. The cubic root of 69005241 is about 410.1669773967.

The spelling of 69005241 in words is "sixty-nine million, five thousand, two hundred forty-one".

Divisors: 1 3 9 1291 3873 5939 11619 17817 53451 7667249 23001747 69005241