Base | Representation |
---|---|
bin | 11001010101101… |
… | …000110010101001 |
3 | 1002121220110000020 |
4 | 121111220302221 |
5 | 1332311240010 |
6 | 110103231053 |
7 | 13351211622 |
oct | 3125506251 |
9 | 1077813006 |
10 | 425102505 |
11 | 1a8a60893 |
12 | ba448489 |
13 | 6a0c0359 |
14 | 4065aa49 |
15 | 274c1470 |
hex | 19568ca9 |
425102505 has 16 divisors (see below), whose sum is σ = 681996480. Its totient is φ = 226110528.
The previous prime is 425102501. The next prime is 425102519. The reversal of 425102505 is 505201524.
It is a happy number.
It is not a de Polignac number, because 425102505 - 22 = 425102501 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (425102501) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32395 + ... + 43584.
It is an arithmetic number, because the mean of its divisors is an integer number (42624780).
Almost surely, 2425102505 is an apocalyptic number.
It is an amenable number.
425102505 is a deficient number, since it is larger than the sum of its proper divisors (256893975).
425102505 is a wasteful number, since it uses less digits than its factorization.
425102505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76360.
The product of its (nonzero) digits is 2000, while the sum is 24.
The square root of 425102505 is about 20618.0140896256. The cubic root of 425102505 is about 751.9077388179.
The spelling of 425102505 in words is "four hundred twenty-five million, one hundred two thousand, five hundred five".
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