Base | Representation |
---|---|
bin | 100001000101011001… |
… | …0011010111010001010 |
3 | 20210101110020210222011 |
4 | 1002022302122322022 |
5 | 2131001233344322 |
6 | 52350004050134 |
7 | 5063430416233 |
oct | 1021262327212 |
9 | 223343223864 |
10 | 71047949962 |
11 | 28149796420 |
12 | 1192999394a |
13 | 69135a2aa2 |
14 | 361dc8608a |
15 | 1cac614677 |
hex | 108ac9ae8a |
71047949962 has 16 divisors (see below), whose sum is σ = 116811285984. Its totient is φ = 32141466000.
The previous prime is 71047949939. The next prime is 71047949963. The reversal of 71047949962 is 26994974017.
It is a super-2 number, since 2×710479499622 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 71047949897 and 71047949906.
It is not an unprimeable number, because it can be changed into a prime (71047949963) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7648089 + ... + 7657372.
It is an arithmetic number, because the mean of its divisors is an integer number (7300705374).
Almost surely, 271047949962 is an apocalyptic number.
71047949962 is a deficient number, since it is larger than the sum of its proper divisors (45763336022).
71047949962 is a wasteful number, since it uses less digits than its factorization.
71047949962 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15305685.
The product of its (nonzero) digits is 6858432, while the sum is 58.
The spelling of 71047949962 in words is "seventy-one billion, forty-seven million, nine hundred forty-nine thousand, nine hundred sixty-two".
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