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71448103707 = 323816034569
BaseRepresentation
bin100001010001010100…
…0111000101100011011
320211102100012201201020
41002202220320230123
52132311203304312
652453420453523
75106356601231
oct1024250705433
9224370181636
1071448103707
11283346568a2
1211a1b9aa2a3
136978469356
14365b08a951
151cd280878c
hex10a2a38b1b

71448103707 has 4 divisors (see below), whose sum is σ = 95264138280. Its totient is φ = 47632069136.

The previous prime is 71448103681. The next prime is 71448103759. The reversal of 71448103707 is 70730184417.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70730184417 = 323576728139.

It is a cyclic number.

It is not a de Polignac number, because 71448103707 - 214 = 71448087323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (71448103777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11908017282 + ... + 11908017287.

It is an arithmetic number, because the mean of its divisors is an integer number (23816034570).

Almost surely, 271448103707 is an apocalyptic number.

71448103707 is a deficient number, since it is larger than the sum of its proper divisors (23816034573).

71448103707 is a wasteful number, since it uses less digits than its factorization.

71448103707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23816034572.

The product of its (nonzero) digits is 131712, while the sum is 42.

The spelling of 71448103707 in words is "seventy-one billion, four hundred forty-eight million, one hundred three thousand, seven hundred seven".

Divisors: 1 3 23816034569 71448103707