Base | Representation |
---|---|
bin | 1000110001110… |
… | …00010100001001 |
3 | 12010112211201112 |
4 | 10120320110021 |
5 | 122322142420 |
6 | 11150100105 |
7 | 1552565411 |
oct | 430702411 |
9 | 163484645 |
10 | 73630985 |
11 | 3862105a |
12 | 207aa635 |
13 | 1234043c |
14 | 9ac9641 |
15 | 66e68c5 |
hex | 4638509 |
73630985 has 8 divisors (see below), whose sum is σ = 93007680. Its totient is φ = 55804464.
The previous prime is 73630979. The next prime is 73630987. The reversal of 73630985 is 58903637.
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 73630985 - 214 = 73614601 is a prime.
It is not an unprimeable number, because it can be changed into a prime (73630987) 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, 387437 + ... + 387626.
It is an arithmetic number, because the mean of its divisors is an integer number (11625960).
Almost surely, 273630985 is an apocalyptic number.
It is an amenable number.
73630985 is a deficient number, since it is larger than the sum of its proper divisors (19376695).
73630985 is a wasteful number, since it uses less digits than its factorization.
73630985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 775087.
The product of its (nonzero) digits is 136080, while the sum is 41.
The square root of 73630985 is about 8580.8498996312. The cubic root of 73630985 is about 419.1346221860.
The spelling of 73630985 in words is "seventy-three million, six hundred thirty thousand, nine hundred eighty-five".
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