Base | Representation |
---|---|
bin | 100100100000100… |
… | …1000100111010000 |
3 | 10011101010011222202 |
4 | 1021001020213100 |
5 | 10002102043232 |
6 | 321320422332 |
7 | 42233422154 |
oct | 11101104720 |
9 | 3141104882 |
10 | 1225034192 |
11 | 579555358 |
12 | 2a23179a8 |
13 | 166a4b105 |
14 | b89a9064 |
15 | 72833162 |
hex | 490489d0 |
1225034192 has 20 divisors (see below), whose sum is σ = 2450069376. Its totient is φ = 592758240.
The previous prime is 1225034191. The next prime is 1225034197. The reversal of 1225034192 is 2914305221.
1225034192 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1225034191) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1234418 + ... + 1235409.
Almost surely, 21225034192 is an apocalyptic number.
It is an amenable number.
1225034192 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1225034192 is a wasteful number, since it uses less digits than its factorization.
1225034192 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2469866 (or 2469860 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 29.
The square root of 1225034192 is about 35000.4884537345. The cubic root of 1225034192 is about 1069.9974355777.
The spelling of 1225034192 in words is "one billion, two hundred twenty-five million, thirty-four thousand, one hundred ninety-two".
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