Base | Representation |
---|---|
bin | 100101011011011100… |
… | …1110110100111111010 |
3 | 21200110200110000110210 |
4 | 1022312321312213322 |
5 | 2304103233434321 |
6 | 100531500051550 |
7 | 5543561662410 |
oct | 1126671664772 |
9 | 250420400423 |
10 | 80378030586 |
11 | 310a7337057 |
12 | 136b2533bb6 |
13 | 776c553759 |
14 | 3c670612b0 |
15 | 2156792b76 |
hex | 12b6e769fa |
80378030586 has 64 divisors (see below), whose sum is σ = 191755339776. Its totient is φ = 21961368000.
The previous prime is 80378030573. The next prime is 80378030591. The reversal of 80378030586 is 68503087308.
It is a happy number.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5644956 + ... + 5659176.
It is an arithmetic number, because the mean of its divisors is an integer number (2996177184).
Almost surely, 280378030586 is an apocalyptic number.
80378030586 is an abundant number, since it is smaller than the sum of its proper divisors (111377309190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80378030586 is a wasteful number, since it uses less digits than its factorization.
80378030586 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20107.
The product of its (nonzero) digits is 967680, while the sum is 48.
The spelling of 80378030586 in words is "eighty billion, three hundred seventy-eight million, thirty thousand, five hundred eighty-six".
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