Base | Representation |
---|---|
bin | 1000101101000… |
… | …00010111100101 |
3 | 12002101012222201 |
4 | 10112200113211 |
5 | 122142233423 |
6 | 11124454501 |
7 | 1544364046 |
oct | 426402745 |
9 | 162335881 |
10 | 73008613 |
11 | 382364a7 |
12 | 2054a431 |
13 | 12183082 |
14 | 99a68cd |
15 | 66222ad |
hex | 45a05e5 |
73008613 has 8 divisors (see below), whose sum is σ = 74669688. Its totient is φ = 71358144.
The previous prime is 73008599. The next prime is 73008667. The reversal of 73008613 is 31680037.
It can be written as a sum of positive squares in 4 ways, for example, as 11276164 + 61732449 = 3358^2 + 7857^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 73008613 - 29 = 73008101 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (73008113) 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, 12195 + ... + 17167.
It is an arithmetic number, because the mean of its divisors is an integer number (9333711).
Almost surely, 273008613 is an apocalyptic number.
It is an amenable number.
73008613 is a deficient number, since it is larger than the sum of its proper divisors (1661075).
73008613 is a wasteful number, since it uses less digits than its factorization.
73008613 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5303.
The product of its (nonzero) digits is 3024, while the sum is 28.
The square root of 73008613 is about 8544.5077681514. The cubic root of 73008613 is about 417.9503558175.
The spelling of 73008613 in words is "seventy-three million, eight thousand, six hundred thirteen".
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