Base | Representation |
---|---|
bin | 11001011101110… |
… | …100100101001000 |
3 | 1002202221102222221 |
4 | 121131310211020 |
5 | 1333333413234 |
6 | 110221223424 |
7 | 13405355554 |
oct | 3135644510 |
9 | 1082842887 |
10 | 427247944 |
11 | 1aa196782 |
12 | bb101b74 |
13 | 6a691a46 |
14 | 40a58864 |
15 | 27796eb4 |
hex | 19774948 |
427247944 has 32 divisors (see below), whose sum is σ = 850397400. Its totient is φ = 200540160.
The previous prime is 427247911. The next prime is 427247959. The reversal of 427247944 is 449742724.
It can be written as a sum of positive squares in 4 ways, for example, as 422795844 + 4452100 = 20562^2 + 2110^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 427247944.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51784 + ... + 59464.
Almost surely, 2427247944 is an apocalyptic number.
It is an amenable number.
427247944 is a deficient number, since it is larger than the sum of its proper divisors (423149456).
427247944 is a wasteful number, since it uses less digits than its factorization.
427247944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8113 (or 8109 counting only the distinct ones).
The product of its digits is 451584, while the sum is 43.
The square root of 427247944 is about 20669.9768746847. The cubic root of 427247944 is about 753.1705447890.
The spelling of 427247944 in words is "four hundred twenty-seven million, two hundred forty-seven thousand, nine hundred forty-four".
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