Base | Representation |
---|---|
bin | 100100010111011… |
… | …1000101000001100 |
3 | 10011001010010111001 |
4 | 1020232320220030 |
5 | 4444341000444 |
6 | 321030110044 |
7 | 42144645352 |
oct | 11056705014 |
9 | 3131103431 |
10 | 1220250124 |
11 | 576887a85 |
12 | 2a07ab324 |
13 | 165a646c2 |
14 | b80c17d2 |
15 | 721da8d4 |
hex | 48bb8a0c |
1220250124 has 12 divisors (see below), whose sum is σ = 2136523144. Its totient is φ = 609814944.
The previous prime is 1220250103. The next prime is 1220250127. The reversal of 1220250124 is 4210520221.
It is not an unprimeable number, because it can be changed into a prime (1220250127) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 68562 + ... + 84505.
Almost surely, 21220250124 is an apocalyptic number.
It is an amenable number.
1220250124 is a deficient number, since it is larger than the sum of its proper divisors (916273020).
1220250124 is a wasteful number, since it uses less digits than its factorization.
1220250124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 155064 (or 155062 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 19.
The square root of 1220250124 is about 34932.0787242901. The cubic root of 1220250124 is about 1068.6027483640.
Adding to 1220250124 its reverse (4210520221), we get a palindrome (5430770345).
It can be divided in two parts, 12202 and 50124, that added together give a palindrome (62326).
The spelling of 1220250124 in words is "one billion, two hundred twenty million, two hundred fifty thousand, one hundred twenty-four".
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