Base | Representation |
---|---|
bin | 1111101011000… |
… | …1100100010110 |
3 | 11120200212222220 |
4 | 3322301210112 |
5 | 113312122110 |
6 | 10305003210 |
7 | 1425525660 |
oct | 372614426 |
9 | 146625886 |
10 | 65739030 |
11 | 34120785 |
12 | 1a023506 |
13 | 10809246 |
14 | 8a33530 |
15 | 5b88370 |
hex | 3eb1916 |
65739030 has 64 divisors (see below), whose sum is σ = 181232640. Its totient is φ = 14949504.
The previous prime is 65739013. The next prime is 65739059. The reversal of 65739030 is 3093756.
It is a super-3 number, since 3×657390303 (a number of 24 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 65738982 and 65739000.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47407 + ... + 48773.
It is an arithmetic number, because the mean of its divisors is an integer number (2831760).
Almost surely, 265739030 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 65739030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90616320).
65739030 is an abundant number, since it is smaller than the sum of its proper divisors (115493610).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65739030 is a wasteful number, since it uses less digits than its factorization.
65739030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1613.
The product of its (nonzero) digits is 17010, while the sum is 33.
The square root of 65739030 is about 8107.9609027178. The cubic root of 65739030 is about 403.5906507893.
The spelling of 65739030 in words is "sixty-five million, seven hundred thirty-nine thousand, thirty".
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