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69243366 = 2311540561
BaseRepresentation
bin1000010000010…
…01000111100110
311211021221001010
410020021013212
5120211241431
610512043050
71500362463
oct410110746
9154257033
1069243366
11360a4625
121b233486
131146530a
1492a666a
15612b846
hex42091e6

69243366 has 8 divisors (see below), whose sum is σ = 138486744. Its totient is φ = 23081120.

The previous prime is 69243341. The next prime is 69243371. The reversal of 69243366 is 66334296.

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

69243366 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5770275 + ... + 5770286.

It is an arithmetic number, because the mean of its divisors is an integer number (17310843).

Almost surely, 269243366 is an apocalyptic number.

69243366 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

69243366 is a wasteful number, since it uses less digits than its factorization.

69243366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11540566.

The product of its digits is 139968, while the sum is 39.

The square root of 69243366 is about 8321.2598805710. The cubic root of 69243366 is about 410.6382405281.

The spelling of 69243366 in words is "sixty-nine million, two hundred forty-three thousand, three hundred sixty-six".

Divisors: 1 2 3 6 11540561 23081122 34621683 69243366