Base | Representation |
---|---|
bin | 100100100001001… |
… | …0000001100101001 |
3 | 10011101200002012100 |
4 | 1021002100030221 |
5 | 10002140434101 |
6 | 321331004013 |
7 | 42236053044 |
oct | 11102201451 |
9 | 3141602170 |
10 | 1225327401 |
11 | 579735681 |
12 | 2a2439609 |
13 | 166b216cc |
14 | b8a43c5b |
15 | 7288ee86 |
hex | 49090329 |
1225327401 has 24 divisors (see below), whose sum is σ = 1843133760. Its totient is φ = 783468000.
The previous prime is 1225327393. The next prime is 1225327417. The reversal of 1225327401 is 1047235221.
1225327401 is a `hidden beast` number, since 1 + 2 + 253 + 2 + 7 + 401 = 666.
It is not a de Polignac number, because 1225327401 - 23 = 1225327393 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1225327451) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23866 + ... + 54956.
It is an arithmetic number, because the mean of its divisors is an integer number (76797240).
Almost surely, 21225327401 is an apocalyptic number.
It is an amenable number.
1225327401 is a deficient number, since it is larger than the sum of its proper divisors (617806359).
1225327401 is a wasteful number, since it uses less digits than its factorization.
1225327401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31277 (or 31274 counting only the distinct ones).
The product of its (nonzero) digits is 3360, while the sum is 27.
The square root of 1225327401 is about 35004.6768446732. The cubic root of 1225327401 is about 1070.0827958757.
The spelling of 1225327401 in words is "one billion, two hundred twenty-five million, three hundred twenty-seven thousand, four hundred one".
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