Base | Representation |
---|---|
bin | 1000100101001… |
… | …01011101010010 |
3 | 12000110000012121 |
4 | 10102211131102 |
5 | 121411342012 |
6 | 11050444454 |
7 | 1532553541 |
oct | 422453522 |
9 | 160400177 |
10 | 71980882 |
11 | 376a4336 |
12 | 2013372a |
13 | 11bb334c |
14 | 97ba158 |
15 | 64bca07 |
hex | 44a5752 |
71980882 has 16 divisors (see below), whose sum is σ = 111589632. Its totient is φ = 34801200.
The previous prime is 71980877. The next prime is 71980891. The reversal of 71980882 is 28808917.
It is a Harshad number since it is a multiple of its sum of digits (43).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4543 + ... + 12829.
It is an arithmetic number, because the mean of its divisors is an integer number (6974352).
Almost surely, 271980882 is an apocalyptic number.
71980882 is a deficient number, since it is larger than the sum of its proper divisors (39608750).
71980882 is a wasteful number, since it uses less digits than its factorization.
71980882 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8433.
The product of its (nonzero) digits is 64512, while the sum is 43.
The square root of 71980882 is about 8484.1547604932. The cubic root of 71980882 is about 415.9799400152.
The spelling of 71980882 in words is "seventy-one million, nine hundred eighty thousand, eight hundred eighty-two".
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