Base | Representation |
---|---|
bin | 1111101011101… |
… | …1100101111110 |
3 | 11120202222022210 |
4 | 3322323211332 |
5 | 113314430334 |
6 | 10305521250 |
7 | 1426056462 |
oct | 372734576 |
9 | 146688283 |
10 | 65780094 |
11 | 34149616 |
12 | 1a043226 |
13 | 10821b43 |
14 | 8a444a2 |
15 | 5b955e9 |
hex | 3ebb97e |
65780094 has 32 divisors (see below), whose sum is σ = 133346304. Its totient is φ = 21631680.
The previous prime is 65780093. The next prime is 65780107. The reversal of 65780094 is 49008756.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (65780093) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 282202 + ... + 282434.
It is an arithmetic number, because the mean of its divisors is an integer number (4167072).
Almost surely, 265780094 is an apocalyptic number.
65780094 is an abundant number, since it is smaller than the sum of its proper divisors (67566210).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
65780094 is a wasteful number, since it uses less digits than its factorization.
65780094 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 672.
The product of its (nonzero) digits is 60480, while the sum is 39.
The square root of 65780094 is about 8110.4928333610. The cubic root of 65780094 is about 403.6746678331.
The spelling of 65780094 in words is "sixty-five million, seven hundred eighty thousand, ninety-four".
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