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69308214 = 2311551369
BaseRepresentation
bin1000010000110…
…00111100110110
311211102012222220
410020120330312
5120220330324
610513303210
71501052523
oct410307466
9154365886
1069308214
1136139318
121b264b06
13114889a1
1492c214a
156140b79
hex4218f36

69308214 has 8 divisors (see below), whose sum is σ = 138616440. Its totient is φ = 23102736.

The previous prime is 69308189. The next prime is 69308233. The reversal of 69308214 is 41280396.

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

69308214 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, 5775679 + ... + 5775690.

It is an arithmetic number, because the mean of its divisors is an integer number (17327055).

Almost surely, 269308214 is an apocalyptic number.

69308214 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.

69308214 is a wasteful number, since it uses less digits than its factorization.

69308214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11551374.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 69308214 is about 8325.1554940433. The cubic root of 69308214 is about 410.7663912404.

The spelling of 69308214 in words is "sixty-nine million, three hundred eight thousand, two hundred fourteen".

Divisors: 1 2 3 6 11551369 23102738 34654107 69308214