Base | Representation |
---|---|
bin | 11001100000011… |
… | …110101111011101 |
3 | 1002211020212002001 |
4 | 121200132233131 |
5 | 1334023214200 |
6 | 110244202301 |
7 | 13414320562 |
oct | 3140365735 |
9 | 1084225061 |
10 | 427944925 |
11 | 1aa6223a1 |
12 | bb399391 |
13 | 6a877065 |
14 | 40b9a869 |
15 | 2788376a |
hex | 1981ebdd |
427944925 has 24 divisors (see below), whose sum is σ = 550575872. Its totient is φ = 329616000.
The previous prime is 427944911. The next prime is 427944931. The reversal of 427944925 is 529449724.
It is a de Polignac number, because none of the positive numbers 2k-427944925 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162217 + ... + 164833.
Almost surely, 2427944925 is an apocalyptic number.
It is an amenable number.
427944925 is a deficient number, since it is larger than the sum of its proper divisors (122630947).
427944925 is a wasteful number, since it uses less digits than its factorization.
427944925 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2869 (or 2864 counting only the distinct ones).
The product of its digits is 725760, while the sum is 46.
The square root of 427944925 is about 20686.8297474504. The cubic root of 427944925 is about 753.5798780366.
The spelling of 427944925 in words is "four hundred twenty-seven million, nine hundred forty-four thousand, nine hundred twenty-five".
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