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69041369 = 1722717891
BaseRepresentation
bin1000001110101…
…11110011011001
311210220122221202
410013113303121
5120133310434
610503443545
71465561535
oct407276331
9153818852
1069041369
1135a76891
121b1565b5
13113c43a7
149252bc5
1560dba7e
hex41d7cd9

69041369 has 8 divisors (see below), whose sum is σ = 73428768. Its totient is φ = 64690240.

The previous prime is 69041353. The next prime is 69041393. The reversal of 69041369 is 96314096.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 69041369 - 24 = 69041353 is a prime.

It is a super-2 number, since 2×690413692 = 9533421266788322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (69041069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5087 + ... + 12804.

It is an arithmetic number, because the mean of its divisors is an integer number (9178596).

Almost surely, 269041369 is an apocalyptic number.

It is an amenable number.

69041369 is a deficient number, since it is larger than the sum of its proper divisors (4387399).

69041369 is a wasteful number, since it uses less digits than its factorization.

69041369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18135.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 69041369 is about 8309.1136109696. The cubic root of 69041369 is about 410.2385464882.

The spelling of 69041369 in words is "sixty-nine million, forty-one thousand, three hundred sixty-nine".

Divisors: 1 17 227 3859 17891 304147 4061257 69041369