Base | Representation |
---|---|
bin | 10000001100011001000110… |
… | …100110011101101101000100 |
3 | 100100011121010101221011202211 |
4 | 100030121012212131231010 |
5 | 33313333220020044112 |
6 | 411250100253313204 |
7 | 21000333140063350 |
oct | 2014310646355504 |
9 | 310147111834684 |
10 | 71220332190532 |
11 | 207694118a1968 |
12 | 7ba2b89195804 |
13 | 3098082758185 |
14 | 1383122428460 |
15 | 83790e6b90a7 |
hex | 40c64699db44 |
71220332190532 has 12 divisors (see below), whose sum is σ = 142440664381120. Its totient is φ = 30522999510216.
The previous prime is 71220332190509. The next prime is 71220332190541. The reversal of 71220332190532 is 23509123302217.
71220332190532 is an admirable number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1271791646232 + ... + 1271791646287.
Almost surely, 271220332190532 is an apocalyptic number.
It is an amenable number.
71220332190532 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71220332190532 is a wasteful number, since it uses less digits than its factorization.
71220332190532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2543583292530 (or 2543583292528 counting only the distinct ones).
The product of its (nonzero) digits is 136080, while the sum is 40.
Adding to 71220332190532 its reverse (23509123302217), we get a palindrome (94729455492749).
The spelling of 71220332190532 in words is "seventy-one trillion, two hundred twenty billion, three hundred thirty-two million, one hundred ninety thousand, five hundred thirty-two".
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