Base | Representation |
---|---|
bin | 101110001001101… |
… | …011111000010001 |
3 | 1222221222001112000 |
4 | 232021223320101 |
5 | 3041204302321 |
6 | 204455424213 |
7 | 25121236023 |
oct | 5611537021 |
9 | 1887861460 |
10 | 774290961 |
11 | 368081294 |
12 | 197385069 |
13 | c4551042 |
14 | 74b96013 |
15 | 47e99826 |
hex | 2e26be11 |
774290961 has 16 divisors (see below), whose sum is σ = 1147545600. Its totient is φ = 515992464.
The previous prime is 774290941. The next prime is 774290977. The reversal of 774290961 is 169092477.
774290961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 774290961 - 219 = 773766673 is a prime.
It is not an unprimeable number, because it can be changed into a prime (774290911) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103495 + ... + 110723.
It is an arithmetic number, because the mean of its divisors is an integer number (71721600).
Almost surely, 2774290961 is an apocalyptic number.
It is an amenable number.
774290961 is a deficient number, since it is larger than the sum of its proper divisors (373254639).
774290961 is a wasteful number, since it uses less digits than its factorization.
774290961 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11205 (or 11199 counting only the distinct ones).
The product of its (nonzero) digits is 190512, while the sum is 45.
The square root of 774290961 is about 27826.0841837295. The cubic root of 774290961 is about 918.2650672041.
The spelling of 774290961 in words is "seven hundred seventy-four million, two hundred ninety thousand, nine hundred sixty-one".
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