Base | Representation |
---|---|
bin | 100001000101111000… |
… | …0100110100010101100 |
3 | 20210102120220222011021 |
4 | 1002023300212202230 |
5 | 2131014422004130 |
6 | 52351345303524 |
7 | 5064016106623 |
oct | 1021360464254 |
9 | 223376828137 |
10 | 71064250540 |
11 | 28157a0a278 |
12 | 11933334ba4 |
13 | 6916a8c3ba |
14 | 36220ca6ba |
15 | 1cadc8437a |
hex | 108bc268ac |
71064250540 has 48 divisors (see below), whose sum is σ = 154756510272. Its totient is φ = 27388889856.
The previous prime is 71064250531. The next prime is 71064250573. The reversal of 71064250540 is 4505246017.
It is a junction number, because it is equal to n+sod(n) for n = 71064250496 and 71064250505.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 389959 + ... + 542398.
It is an arithmetic number, because the mean of its divisors is an integer number (3224093964).
Almost surely, 271064250540 is an apocalyptic number.
It is an amenable number.
71064250540 is an abundant number, since it is smaller than the sum of its proper divisors (83692259732).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71064250540 is a wasteful number, since it uses less digits than its factorization.
71064250540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 932506 (or 932504 counting only the distinct ones).
The product of its (nonzero) digits is 33600, while the sum is 34.
Adding to 71064250540 its reverse (4505246017), we get a palindrome (75569496557).
The spelling of 71064250540 in words is "seventy-one billion, sixty-four million, two hundred fifty thousand, five hundred forty".
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