Base | Representation |
---|---|
bin | 11001010110010… |
… | …101100100111101 |
3 | 1002122020202122110 |
4 | 121112111210331 |
5 | 1332333122244 |
6 | 110111204233 |
7 | 13352604504 |
oct | 3126254475 |
9 | 1078222573 |
10 | 425285949 |
11 | 1a90766a0 |
12 | ba516679 |
13 | 6a1559ba |
14 | 406a783b |
15 | 2750a9b9 |
hex | 1959593d |
425285949 has 32 divisors (see below), whose sum is σ = 656040960. Its totient is φ = 242352000.
The previous prime is 425285947. The next prime is 425285977. The reversal of 425285949 is 949582524.
It is not a de Polignac number, because 425285949 - 21 = 425285947 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 425285898 and 425285907.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (425285947) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83424 + ... + 88374.
It is an arithmetic number, because the mean of its divisors is an integer number (20501280).
Almost surely, 2425285949 is an apocalyptic number.
It is an amenable number.
425285949 is a deficient number, since it is larger than the sum of its proper divisors (230755011).
425285949 is a wasteful number, since it uses less digits than its factorization.
425285949 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5121.
The product of its digits is 1036800, while the sum is 48.
The square root of 425285949 is about 20622.4622438738. The cubic root of 425285949 is about 752.0158798942.
The spelling of 425285949 in words is "four hundred twenty-five million, two hundred eighty-five thousand, nine hundred forty-nine".
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