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71347371470 = 2531122941277
BaseRepresentation
bin100001001110010100…
…0100111110111001110
320211011022200000001122
41002130220213313032
52132104411341340
652435421440542
75104024436234
oct1023450476716
9224138600048
1071347371470
1128292805211
12119b2110152
13696062a48b
14364b948954
151cc8a5bdb5
hex109ca27dce

71347371470 has 16 divisors (see below), whose sum is σ = 128838217248. Its totient is φ = 28447182240.

The previous prime is 71347371463. The next prime is 71347371479. The reversal of 71347371470 is 7417374317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71347371479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11467529 + ... + 11473748.

It is an arithmetic number, because the mean of its divisors is an integer number (8052388578).

Almost surely, 271347371470 is an apocalyptic number.

71347371470 is a deficient number, since it is larger than the sum of its proper divisors (57490845778).

71347371470 is a wasteful number, since it uses less digits than its factorization.

71347371470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22941595.

The product of its (nonzero) digits is 345744, while the sum is 44.

The spelling of 71347371470 in words is "seventy-one billion, three hundred forty-seven million, three hundred seventy-one thousand, four hundred seventy".

Divisors: 1 2 5 10 311 622 1555 3110 22941277 45882554 114706385 229412770 7134737147 14269474294 35673685735 71347371470