Base | Representation |
---|---|
bin | 1000100101000… |
… | …11100110100010 |
3 | 12000102121210010 |
4 | 10102203212202 |
5 | 121411121112 |
6 | 11050345350 |
7 | 1532522433 |
oct | 422434642 |
9 | 160377703 |
10 | 71973282 |
11 | 37699657 |
12 | 2012b256 |
13 | 11baca54 |
14 | 97b748a |
15 | 64ba63c |
hex | 44a39a2 |
71973282 has 8 divisors (see below), whose sum is σ = 143946576. Its totient is φ = 23991092.
The previous prime is 71973277. The next prime is 71973299. The reversal of 71973282 is 28237917.
It is a sphenic number, since it is the product of 3 distinct primes.
71973282 is an admirable number.
It is a self number, because there is not a number n which added to its sum of digits gives 71973282.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5997768 + ... + 5997779.
It is an arithmetic number, because the mean of its divisors is an integer number (17993322).
Almost surely, 271973282 is an apocalyptic number.
71973282 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.
71973282 is a wasteful number, since it uses less digits than its factorization.
71973282 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11995552.
The product of its digits is 42336, while the sum is 39.
The square root of 71973282 is about 8483.7068549072. The cubic root of 71973282 is about 415.9652992813.
The spelling of 71973282 in words is "seventy-one million, nine hundred seventy-three thousand, two hundred eighty-two".
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