Base | Representation |
---|---|
bin | 100001010011010010… |
… | …1011000001011001111 |
3 | 20211120221202111021102 |
4 | 1002212211120023033 |
5 | 2132430124333233 |
6 | 52504143253315 |
7 | 5111122313612 |
oct | 1024645301317 |
9 | 224527674242 |
10 | 71514292943 |
11 | 28368a54845 |
12 | 11a39baa23b |
13 | 69890a2492 |
14 | 3665b9a179 |
15 | 1cd85301e8 |
hex | 10a69582cf |
71514292943 has 4 divisors (see below), whose sum is σ = 71527979880. Its totient is φ = 71500606008.
The previous prime is 71514292931. The next prime is 71514292957. The reversal of 71514292943 is 34929241517.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34929241517 = 307 ⋅113776031.
It is a cyclic number.
It is not a de Polignac number, because 71514292943 - 28 = 71514292687 is a prime.
It is a super-2 number, since 2×715142929432 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (71517292943) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6835628 + ... + 6846081.
It is an arithmetic number, because the mean of its divisors is an integer number (17881994970).
Almost surely, 271514292943 is an apocalyptic number.
71514292943 is a deficient number, since it is larger than the sum of its proper divisors (13686937).
71514292943 is a wasteful number, since it uses less digits than its factorization.
71514292943 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13686936.
The product of its digits is 544320, while the sum is 47.
The spelling of 71514292943 in words is "seventy-one billion, five hundred fourteen million, two hundred ninety-two thousand, nine hundred forty-three".
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