Base | Representation |
---|---|
bin | 1001100111110… |
… | …01000000000010 |
3 | 12121212120121120 |
4 | 10303321000002 |
5 | 131130233212 |
6 | 12001533110 |
7 | 2000016012 |
oct | 463710002 |
9 | 177776546 |
10 | 80711682 |
11 | 41617977 |
12 | 23044196 |
13 | 1394c2bc |
14 | aa0dc42 |
15 | 714488c |
hex | 4cf9002 |
80711682 has 16 divisors (see below), whose sum is σ = 170919072. Its totient is φ = 25321280.
The previous prime is 80711681. The next prime is 80711707. The reversal of 80711682 is 28611708.
It is a happy number.
It is a super-2 number, since 2×807116822 = 13028751222538248, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (80711681) 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, 395544 + ... + 395747.
It is an arithmetic number, because the mean of its divisors is an integer number (10682442).
Almost surely, 280711682 is an apocalyptic number.
80711682 is an abundant number, since it is smaller than the sum of its proper divisors (90207390).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80711682 is a wasteful number, since it uses less digits than its factorization.
80711682 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 791313.
The product of its (nonzero) digits is 5376, while the sum is 33.
The square root of 80711682 is about 8983.9680542620. The cubic root of 80711682 is about 432.1608947155.
The spelling of 80711682 in words is "eighty million, seven hundred eleven thousand, six hundred eighty-two".
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