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71741068449 = 3673275312907
BaseRepresentation
bin100001011010000011…
…0011101010010100001
320212011202110212210020
41002310012131102201
52133411203142244
652542444024053
75116545006651
oct1026406352241
9225152425706
1071741068449
1128474a65616
1211aa1b32029
1369c4072b7b
143687d4c361
151ced3c7d19
hex10b419d4a1

71741068449 has 16 divisors (see below), whose sum is σ = 95839111872. Its totient is φ = 47735267328.

The previous prime is 71741068391. The next prime is 71741068453. The reversal of 71741068449 is 94486014717.

It is a happy number.

It is not a de Polignac number, because 71741068449 - 213 = 71741060257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (71741068849) 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, 5551854 + ... + 5564760.

It is an arithmetic number, because the mean of its divisors is an integer number (5989944492).

Almost surely, 271741068449 is an apocalyptic number.

It is an amenable number.

71741068449 is a deficient number, since it is larger than the sum of its proper divisors (24098043423).

71741068449 is a wasteful number, since it uses less digits than its factorization.

71741068449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16336.

The product of its (nonzero) digits is 1354752, while the sum is 51.

The spelling of 71741068449 in words is "seventy-one billion, seven hundred forty-one million, sixty-eight thousand, four hundred forty-nine".

Divisors: 1 3 673 2019 2753 8259 12907 38721 1852769 5558307 8686411 26059233 35532971 106598913 23913689483 71741068449