Base | Representation |
---|---|
bin | 100001001100011001… |
… | …1010000111000100111 |
3 | 20210222211122020102200 |
4 | 1002120303100320213 |
5 | 2131441430131241 |
6 | 52425203105543 |
7 | 5102313642150 |
oct | 1023063207047 |
9 | 223884566380 |
10 | 71283052071 |
11 | 2825a474090 |
12 | 119946722b3 |
13 | 69501ca46a |
14 | 36431a4927 |
15 | 1cc30a44b6 |
hex | 1098cd0e27 |
71283052071 has 96 divisors (see below), whose sum is σ = 131666895360. Its totient is φ = 36083577600.
The previous prime is 71283052069. The next prime is 71283052073. The reversal of 71283052071 is 17025038217.
71283052071 is a `hidden beast` number, since 7 + 128 + 3 + 0 + 520 + 7 + 1 = 666.
It is an interprime number because it is at equal distance from previous prime (71283052069) and next prime (71283052073).
It is not a de Polignac number, because 71283052071 - 21 = 71283052069 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71283052073) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 13734745 + ... + 13739933.
It is an arithmetic number, because the mean of its divisors is an integer number (1371530160).
Almost surely, 271283052071 is an apocalyptic number.
71283052071 is a deficient number, since it is larger than the sum of its proper divisors (60383843289).
71283052071 is a wasteful number, since it uses less digits than its factorization.
71283052071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5717 (or 5714 counting only the distinct ones).
The product of its (nonzero) digits is 23520, while the sum is 36.
The spelling of 71283052071 in words is "seventy-one billion, two hundred eighty-three million, fifty-two thousand, seventy-one".
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