Base | Representation |
---|---|
bin | 10000010111111… |
… | …011001000101001 |
3 | 201010220120010210 |
4 | 100113323020221 |
5 | 1030311110420 |
6 | 43131531333 |
7 | 6543654000 |
oct | 2027731051 |
9 | 633816123 |
10 | 274706985 |
11 | 131079473 |
12 | 77bb9b49 |
13 | 44bb3417 |
14 | 286abc37 |
15 | 191b49e0 |
hex | 105fb229 |
274706985 has 64 divisors (see below), whose sum is σ = 518400000. Its totient is φ = 124157376.
The previous prime is 274706953. The next prime is 274706989. The reversal of 274706985 is 589607472.
It is not a de Polignac number, because 274706985 - 25 = 274706953 is a prime.
It is not an unprimeable number, because it can be changed into a prime (274706989) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 550266 + ... + 550764.
It is an arithmetic number, because the mean of its divisors is an integer number (8100000).
Almost surely, 2274706985 is an apocalyptic number.
It is an amenable number.
274706985 is a deficient number, since it is larger than the sum of its proper divisors (243693015).
274706985 is a wasteful number, since it uses less digits than its factorization.
274706985 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 635 (or 621 counting only the distinct ones).
The product of its (nonzero) digits is 846720, while the sum is 48.
The square root of 274706985 is about 16574.2868624867. The cubic root of 274706985 is about 650.0646760102.
The spelling of 274706985 in words is "two hundred seventy-four million, seven hundred six thousand, nine hundred eighty-five".
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