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69234271 = 1953197349
BaseRepresentation
bin1000010000001…
…10111001011111
311211021110120021
410020012321133
5120210444041
610511533011
71500324121
oct410067137
9154243507
1069234271
1136098807
121b22a167
1311461132
1492a3211
156128cd1
hex4206e5f

69234271 has 16 divisors (see below), whose sum is σ = 74844000. Its totient is φ = 63842688.

The previous prime is 69234247. The next prime is 69234283. The reversal of 69234271 is 17243296.

It is a cyclic number.

It is not a de Polignac number, because 69234271 - 211 = 69232223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (69234241) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 198205 + ... + 198553.

It is an arithmetic number, because the mean of its divisors is an integer number (4677750).

Almost surely, 269234271 is an apocalyptic number.

69234271 is a deficient number, since it is larger than the sum of its proper divisors (5609729).

69234271 is a wasteful number, since it uses less digits than its factorization.

69234271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 618.

The product of its digits is 18144, while the sum is 34.

The square root of 69234271 is about 8320.7133708595. The cubic root of 69234271 is about 410.6202608595.

The spelling of 69234271 in words is "sixty-nine million, two hundred thirty-four thousand, two hundred seventy-one".

Divisors: 1 19 53 197 349 1007 3743 6631 10441 18497 68753 198379 351443 1306307 3643909 69234271