Base | Representation |
---|---|
bin | 100101011011010011… |
… | …0101010011110001001 |
3 | 21200110022222102220111 |
4 | 1022312212222132021 |
5 | 2304100442000243 |
6 | 100531200154321 |
7 | 5543501141242 |
oct | 1126646523611 |
9 | 250408872814 |
10 | 80373000073 |
11 | 310a4510603 |
12 | 136b09089a1 |
13 | 776b4b1b12 |
14 | 3c66511cc9 |
15 | 21560ec39d |
hex | 12b69aa789 |
80373000073 has 8 divisors (see below), whose sum is σ = 81509701448. Its totient is φ = 79237263744.
The previous prime is 80373000053. The next prime is 80373000077. The reversal of 80373000073 is 37000037308.
It can be written as a sum of positive squares in 4 ways, for example, as 10738762384 + 69634237689 = 103628^2 + 263883^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-80373000073 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 80372999999 and 80373000044.
It is not an unprimeable number, because it can be changed into a prime (80373000077) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72690 + ... + 407467.
It is an arithmetic number, because the mean of its divisors is an integer number (10188712681).
Almost surely, 280373000073 is an apocalyptic number.
It is an amenable number.
80373000073 is a deficient number, since it is larger than the sum of its proper divisors (1136701375).
80373000073 is a wasteful number, since it uses less digits than its factorization.
80373000073 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 482523.
The product of its (nonzero) digits is 10584, while the sum is 31.
The spelling of 80373000073 in words is "eighty billion, three hundred seventy-three million, seventy-three", and thus it is an aban number.
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