Base | Representation |
---|---|
bin | 100100100000111… |
… | …1100000101111010 |
3 | 10011101111220020022 |
4 | 1021001330011322 |
5 | 10002130320200 |
6 | 321325130442 |
7 | 42235261001 |
oct | 11101740572 |
9 | 3141456208 |
10 | 1225245050 |
11 | 579689817 |
12 | 2a23b9a22 |
13 | 166ac3093 |
14 | b8a21c38 |
15 | 72875885 |
hex | 4907c17a |
1225245050 has 12 divisors (see below), whose sum is σ = 2278955886. Its totient is φ = 490098000.
The previous prime is 1225245037. The next prime is 1225245089. The reversal of 1225245050 is 505425221.
It can be written as a sum of positive squares in 3 ways, for example, as 1197229201 + 28015849 = 34601^2 + 5293^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12252401 + ... + 12252500.
Almost surely, 21225245050 is an apocalyptic number.
1225245050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1225245050 is a deficient number, since it is larger than the sum of its proper divisors (1053710836).
1225245050 is a wasteful number, since it uses less digits than its factorization.
1225245050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24504913 (or 24504908 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 26.
The square root of 1225245050 is about 35003.5005392318. The cubic root of 1225245050 is about 1070.0588228645.
The spelling of 1225245050 in words is "one billion, two hundred twenty-five million, two hundred forty-five thousand, fifty".
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