Base | Representation |
---|---|
bin | 111001010010001… |
… | …001000101010001 |
3 | 2110222101202111121 |
4 | 321102021011101 |
5 | 3432012311410 |
6 | 235210442241 |
7 | 32546564521 |
oct | 7122110521 |
9 | 2428352447 |
10 | 961057105 |
11 | 453545478 |
12 | 229a33381 |
13 | 124153858 |
14 | 918d1681 |
15 | 5958c9da |
hex | 39489151 |
961057105 has 4 divisors (see below), whose sum is σ = 1153268532. Its totient is φ = 768845680.
The previous prime is 961057091. The next prime is 961057121. The reversal of 961057105 is 501750169.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 501750169 = 41 ⋅12237809.
It can be written as a sum of positive squares in 2 ways, for example, as 752514624 + 208542481 = 27432^2 + 14441^2 .
It is not a de Polignac number, because 961057105 - 217 = 960926033 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96105706 + ... + 96105715.
It is an arithmetic number, because the mean of its divisors is an integer number (288317133).
Almost surely, 2961057105 is an apocalyptic number.
It is an amenable number.
961057105 is a deficient number, since it is larger than the sum of its proper divisors (192211427).
961057105 is a wasteful number, since it uses less digits than its factorization.
961057105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 192211426.
The product of its (nonzero) digits is 9450, while the sum is 34.
The square root of 961057105 is about 31000.9210347048. The cubic root of 961057105 is about 986.8467865076.
The spelling of 961057105 in words is "nine hundred sixty-one million, fifty-seven thousand, one hundred five".
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