Base | Representation |
---|---|
bin | 100100100001101… |
… | …1000111010001010 |
3 | 10011102020012201220 |
4 | 1021003120322022 |
5 | 10002230001401 |
6 | 321341222510 |
7 | 42241433250 |
oct | 11103307212 |
9 | 3142205656 |
10 | 1225625226 |
11 | 579919411 |
12 | 2a2561a36 |
13 | 166bc7137 |
14 | b8ac05d0 |
15 | 728ed336 |
hex | 490d8e8a |
1225625226 has 32 divisors (see below), whose sum is σ = 2816114688. Its totient is φ = 348342960.
The previous prime is 1225625213. The next prime is 1225625263. The reversal of 1225625226 is 6225265221.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68370 + ... + 84413.
It is an arithmetic number, because the mean of its divisors is an integer number (88003584).
Almost surely, 21225625226 is an apocalyptic number.
1225625226 is an abundant number, since it is smaller than the sum of its proper divisors (1590489462).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1225625226 is a wasteful number, since it uses less digits than its factorization.
1225625226 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 152986.
The product of its digits is 28800, while the sum is 33.
The square root of 1225625226 is about 35008.9306606186. The cubic root of 1225625226 is about 1070.1694860646.
The spelling of 1225625226 in words is "one billion, two hundred twenty-five million, six hundred twenty-five thousand, two hundred twenty-six".
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