Base | Representation |
---|---|
bin | 100010001000000101… |
… | …0110100000110000001 |
3 | 21000011102000000120000 |
4 | 1010100022310012001 |
5 | 2200042120324210 |
6 | 53400023110213 |
7 | 5203042202436 |
oct | 1042012640601 |
9 | 230142000500 |
10 | 73285714305 |
11 | 29097969941 |
12 | 122532a2369 |
13 | 6bac0974bb |
14 | 3793153b8d |
15 | 1d8dce0ac0 |
hex | 11102b4181 |
73285714305 has 20 divisors (see below), whose sum is σ = 131371429332. Its totient is φ = 39085714080.
The previous prime is 73285714303. The next prime is 73285714367. The reversal of 73285714305 is 50341758237.
73285714305 is a `hidden beast` number, since 7 + 32 + 8 + 571 + 43 + 0 + 5 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 9618313329 + 63667400976 = 98073^2 + 252324^2 .
It is not a de Polignac number, because 73285714305 - 21 = 73285714303 is a prime.
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is not an unprimeable number, because it can be changed into a prime (73285714303) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 90475786 + ... + 90476595.
Almost surely, 273285714305 is an apocalyptic number.
It is an amenable number.
73285714305 is a deficient number, since it is larger than the sum of its proper divisors (58085715027).
73285714305 is a wasteful number, since it uses less digits than its factorization.
73285714305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 180952398 (or 180952389 counting only the distinct ones).
The product of its (nonzero) digits is 705600, while the sum is 45.
The spelling of 73285714305 in words is "seventy-three billion, two hundred eighty-five million, seven hundred fourteen thousand, three hundred five".
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