Base | Representation |
---|---|
bin | 100100011011100… |
… | …0000000000001101 |
3 | 10011012010012200012 |
4 | 1020313000000031 |
5 | 10000412034420 |
6 | 321143443005 |
7 | 42202015520 |
oct | 11067000015 |
9 | 3135105605 |
10 | 1222377485 |
11 | 57800032a |
12 | 2a1456465 |
13 | 16632aab4 |
14 | b84b6bb7 |
15 | 724aadc5 |
hex | 48dc000d |
1222377485 has 16 divisors (see below), whose sum is σ = 1717293312. Its totient is φ = 817756800.
The previous prime is 1222377479. The next prime is 1222377487. The reversal of 1222377485 is 5847732221.
It is not a de Polignac number, because 1222377485 - 26 = 1222377421 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (41).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1222377487) 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, 424481 + ... + 427350.
It is an arithmetic number, because the mean of its divisors is an integer number (107330832).
Almost surely, 21222377485 is an apocalyptic number.
It is an amenable number.
1222377485 is a deficient number, since it is larger than the sum of its proper divisors (494915827).
1222377485 is an equidigital number, since it uses as much as digits as its factorization.
1222377485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 851884.
The product of its digits is 188160, while the sum is 41.
The square root of 1222377485 is about 34962.5154272401. The cubic root of 1222377485 is about 1069.2233817807.
The spelling of 1222377485 in words is "one billion, two hundred twenty-two million, three hundred seventy-seven thousand, four hundred eighty-five".
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