Base | Representation |
---|---|
bin | 10011110110111101… |
… | …00000101010101101 |
3 | 1000112000112212002001 |
4 | 21323132200222231 |
5 | 133313322432120 |
6 | 4521533332301 |
7 | 525126340450 |
oct | 117336405255 |
9 | 30460485061 |
10 | 10661530285 |
11 | 458117955a |
12 | 2096637091 |
13 | 100ba7a703 |
14 | 731d65497 |
15 | 425ed1e0a |
hex | 27b7a0aad |
10661530285 has 32 divisors (see below), whose sum is σ = 15507436032. Its totient is φ = 6878234880.
The previous prime is 10661530273. The next prime is 10661530289. The reversal of 10661530285 is 58203516601.
It is not a de Polignac number, because 10661530285 - 211 = 10661528237 is a prime.
It is a super-2 number, since 2×106615302852 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10661530289) 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 31 ways as a sum of consecutive naturals, for example, 59454 + ... + 157663.
It is an arithmetic number, because the mean of its divisors is an integer number (484607376).
Almost surely, 210661530285 is an apocalyptic number.
It is an amenable number.
10661530285 is a deficient number, since it is larger than the sum of its proper divisors (4845905747).
10661530285 is a wasteful number, since it uses less digits than its factorization.
10661530285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 217213.
The product of its (nonzero) digits is 43200, while the sum is 37.
It can be divided in two parts, 106615 and 30285, that added together give a square (136900 = 3702).
The spelling of 10661530285 in words is "ten billion, six hundred sixty-one million, five hundred thirty thousand, two hundred eighty-five".
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