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71414230 = 2542116963
BaseRepresentation
bin1000100000110…
…11000111010110
311222101012220111
410100123013112
5121240223410
611030353234
71525003516
oct420330726
9158335814
1071414230
1137347628
121babb81a
1311a45454
1496ad846
156409b8a
hex441b1d6

71414230 has 16 divisors (see below), whose sum is σ = 128858544. Its totient is φ = 28496160.

The previous prime is 71414177. The next prime is 71414237. The reversal of 71414230 is 3241417.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71414237) 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, 4272 + ... + 12691.

It is an arithmetic number, because the mean of its divisors is an integer number (8053659).

Almost surely, 271414230 is an apocalyptic number.

71414230 is a deficient number, since it is larger than the sum of its proper divisors (57444314).

71414230 is a wasteful number, since it uses less digits than its factorization.

71414230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17391.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 71414230 is about 8450.6940543366. The cubic root of 71414230 is about 414.8854960625.

Adding to 71414230 its reverse (3241417), we get a palindrome (74655647).

The spelling of 71414230 in words is "seventy-one million, four hundred fourteen thousand, two hundred thirty".

Divisors: 1 2 5 10 421 842 2105 4210 16963 33926 84815 169630 7141423 14282846 35707115 71414230