Base | Representation |
---|---|
bin | 100100100000100… |
… | …0000010111011010 |
3 | 10011101001110122120 |
4 | 1021001000113122 |
5 | 10002100003120 |
6 | 321320002110 |
7 | 42233221524 |
oct | 11101002732 |
9 | 3141043576 |
10 | 1225000410 |
11 | 579531a37 |
12 | 2a2300336 |
13 | 166a3891a |
14 | b899aa14 |
15 | 72828140 |
hex | 490405da |
1225000410 has 16 divisors (see below), whose sum is σ = 2940001056. Its totient is φ = 326666768.
The previous prime is 1225000393. The next prime is 1225000429. The reversal of 1225000410 is 140005221.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 1225000410.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20416644 + ... + 20416703.
It is an arithmetic number, because the mean of its divisors is an integer number (183750066).
Almost surely, 21225000410 is an apocalyptic number.
1225000410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1225000410 is an abundant number, since it is smaller than the sum of its proper divisors (1715000646).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1225000410 is a wasteful number, since it uses less digits than its factorization.
1225000410 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40833357.
The product of its (nonzero) digits is 80, while the sum is 15.
The square root of 1225000410 is about 35000.0058571424. The cubic root of 1225000410 is about 1069.9875999378.
Adding to 1225000410 its reverse (140005221), we get a palindrome (1365005631).
The spelling of 1225000410 in words is "one billion, two hundred twenty-five million, four hundred ten", and thus it is an aban number.
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