Base | Representation |
---|---|
bin | 1011111010110… |
… | …10011001101111 |
3 | 20222010202122102 |
4 | 11331122121233 |
5 | 201044010012 |
6 | 13531005315 |
7 | 2322600323 |
oct | 575323157 |
9 | 228122572 |
10 | 99985007 |
11 | 51491241 |
12 | 2959983b |
13 | 17939a35 |
14 | d3c9983 |
15 | 8ba02c2 |
hex | 5f5a66f |
99985007 has 8 divisors (see below), whose sum is σ = 107208000. Its totient is φ = 92911104.
The previous prime is 99984991. The next prime is 99985009. The reversal of 99985007 is 70058999.
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 99985007 - 24 = 99984991 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 (99985009) 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, 35882 + ... + 38567.
It is an arithmetic number, because the mean of its divisors is an integer number (13401000).
Almost surely, 299985007 is an apocalyptic number.
99985007 is a deficient number, since it is larger than the sum of its proper divisors (7222993).
99985007 is a wasteful number, since it uses less digits than its factorization.
99985007 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74545.
The product of its (nonzero) digits is 204120, while the sum is 47.
The square root of 99985007 is about 9999.2503218991. The cubic root of 99985007 is about 464.1356850881.
The spelling of 99985007 in words is "ninety-nine million, nine hundred eighty-five thousand, seven".
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