Base | Representation |
---|---|
bin | 10000001111110101111101… |
… | …100011111011110001011001 |
3 | 100101000021020110121211211021 |
4 | 100033311331203323301121 |
5 | 33331224403213203132 |
6 | 411551040104002441 |
7 | 21023426622536515 |
oct | 2017657543736131 |
9 | 311007213554737 |
10 | 71457477475417 |
11 | 2084aa45162410 |
12 | 8020b30760421 |
13 | 30b4546583057 |
14 | 13907bb8cd145 |
15 | 83db8dbcd997 |
hex | 40fd7d8fbc59 |
71457477475417 has 16 divisors (see below), whose sum is σ = 79425531761472. Its totient is φ = 63734777046720.
The previous prime is 71457477475403. The next prime is 71457477475421.
71457477475417 is nontrivially palindromic in base 10.
It is a cyclic number.
It is not a de Polignac number, because 71457477475417 - 27 = 71457477475289 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (71457477475487) 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, 43375183 + ... + 44992459.
It is an arithmetic number, because the mean of its divisors is an integer number (4964095735092).
Almost surely, 271457477475417 is an apocalyptic number.
It is an amenable number.
71457477475417 is a deficient number, since it is larger than the sum of its proper divisors (7968054286055).
71457477475417 is a wasteful number, since it uses less digits than its factorization.
71457477475417 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1693128.
The product of its digits is 752953600, while the sum is 70.
The spelling of 71457477475417 in words is "seventy-one trillion, four hundred fifty-seven billion, four hundred seventy-seven million, four hundred seventy-five thousand, four hundred seventeen".
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