Base | Representation |
---|---|
bin | 1111110100101… |
… | …0011001100110 |
3 | 11121212200201002 |
4 | 3331022121212 |
5 | 113442140110 |
6 | 10330233302 |
7 | 1434044024 |
oct | 375123146 |
9 | 147780632 |
10 | 66365030 |
11 | 34509036 |
12 | 1a285832 |
13 | 10998164 |
14 | 8b57714 |
15 | 5c5daa5 |
hex | 3f4a666 |
66365030 has 16 divisors (see below), whose sum is σ = 121094784. Its totient is φ = 26182080.
The previous prime is 66365027. The next prime is 66365053. The reversal of 66365030 is 3056366.
It is a junction number, because it is equal to n+sod(n) for n = 66364984 and 66365002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44726 + ... + 46185.
It is an arithmetic number, because the mean of its divisors is an integer number (7568424).
Almost surely, 266365030 is an apocalyptic number.
66365030 is a deficient number, since it is larger than the sum of its proper divisors (54729754).
66365030 is a wasteful number, since it uses less digits than its factorization.
66365030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 90991.
The product of its (nonzero) digits is 9720, while the sum is 29.
The square root of 66365030 is about 8146.4734701587. The cubic root of 66365030 is about 404.8676700222.
The spelling of 66365030 in words is "sixty-six million, three hundred sixty-five thousand, thirty".
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