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71314233 = 3173313439
BaseRepresentation
bin1000100000000…
…10101100111001
311222012010201220
410100002230321
5121224023413
611024302253
71524106134
oct420025471
9158163656
1071314233
1137289491
121ba71989
1311a0ba93
14968521b
1563da223
hex4402b39

71314233 has 16 divisors (see below), whose sum is σ = 96159360. Its totient is φ = 47009664.

The previous prime is 71314193. The next prime is 71314247. The reversal of 71314233 is 33241317.

It is not a de Polignac number, because 71314233 - 225 = 37759801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (71314333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162228 + ... + 162666.

It is an arithmetic number, because the mean of its divisors is an integer number (6009960).

Almost surely, 271314233 is an apocalyptic number.

It is an amenable number.

71314233 is a deficient number, since it is larger than the sum of its proper divisors (24845127).

71314233 is a wasteful number, since it uses less digits than its factorization.

71314233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928.

The product of its digits is 1512, while the sum is 24.

The square root of 71314233 is about 8444.7754854703. The cubic root of 71314233 is about 414.6917593051.

The spelling of 71314233 in words is "seventy-one million, three hundred fourteen thousand, two hundred thirty-three".

Divisors: 1 3 173 313 439 519 939 1317 54149 75947 137407 162447 227841 412221 23771411 71314233