Base | Representation |
---|---|
bin | 10010010000000111011011… |
… | …101000101110001111111101 |
3 | 101112012221220121022101000212 |
4 | 102100013123220232033331 |
5 | 41010140212120233240 |
6 | 442420333153202205 |
7 | 22623325064526656 |
oct | 2220073350561775 |
9 | 345187817271025 |
10 | 80272328680445 |
11 | 23639337932500 |
12 | 9005394560365 |
13 | 35a3856ba3355 |
14 | 15b72b6a6452d |
15 | 943102b58165 |
hex | 4901dba2e3fd |
80272328680445 has 48 divisors (see below), whose sum is σ = 112150009009584. Its totient is φ = 54925221120000.
The previous prime is 80272328680433. The next prime is 80272328680553. The reversal of 80272328680445 is 54408682327208.
It can be written as a sum of positive squares in 8 ways, for example, as 165568423801 + 80106760256644 = 406901^2 + 8950238^2 .
It is not a de Polignac number, because 80272328680445 - 230 = 80271254938621 is a prime.
It is a super-3 number, since 3×802723286804453 (a number of 43 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26075195 + ... + 28990695.
It is an arithmetic number, because the mean of its divisors is an integer number (2336458521033).
Almost surely, 280272328680445 is an apocalyptic number.
80272328680445 is a gapful number since it is divisible by the number (85) formed by its first and last digit.
It is an amenable number.
80272328680445 is a deficient number, since it is larger than the sum of its proper divisors (31877680329139).
80272328680445 is a wasteful number, since it uses less digits than its factorization.
80272328680445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2918222 (or 2918211 counting only the distinct ones).
The product of its (nonzero) digits is 41287680, while the sum is 59.
The spelling of 80272328680445 in words is "eighty trillion, two hundred seventy-two billion, three hundred twenty-eight million, six hundred eighty thousand, four hundred forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •