Base | Representation |
---|---|
bin | 11010100010010001110001 |
3 | 111002102001000 |
4 | 122202101301 |
5 | 3240044040 |
6 | 405032213 |
7 | 113061210 |
oct | 32422161 |
9 | 14072030 |
10 | 6956145 |
11 | 3a21289 |
12 | 23b5669 |
13 | 1597281 |
14 | cd1077 |
15 | 926130 |
hex | 6a2471 |
6956145 has 64 divisors (see below), whose sum is σ = 14999040. Its totient is φ = 2985984.
The previous prime is 6956129. The next prime is 6956203. The reversal of 6956145 is 5416596.
It is not a de Polignac number, because 6956145 - 24 = 6956129 is a prime.
It is a super-2 number, since 2×69561452 = 96775906522050, which contains 22 as substring.
It is a Curzon number.
6956145 is a lucky number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 15849 + ... + 16281.
It is an arithmetic number, because the mean of its divisors is an integer number (234360).
Almost surely, 26956145 is an apocalyptic number.
It is an amenable number.
6956145 is an abundant number, since it is smaller than the sum of its proper divisors (8042895).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6956145 is a wasteful number, since it uses less digits than its factorization.
6956145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 471 (or 465 counting only the distinct ones).
The product of its digits is 32400, while the sum is 36.
The square root of 6956145 is about 2637.4504734686. The cubic root of 6956145 is about 190.8927973107.
The spelling of 6956145 in words is "six million, nine hundred fifty-six thousand, one hundred forty-five".
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