Base | Representation |
---|---|
bin | 101010100100110… |
… | …0111111001001101 |
3 | 10200120010200122212 |
4 | 1111021213321031 |
5 | 10411204223221 |
6 | 353431320205 |
7 | 50254531640 |
oct | 12511477115 |
9 | 3616120585 |
10 | 1428586061 |
11 | 673443941 |
12 | 33a520065 |
13 | 199c79cc6 |
14 | d7a33a57 |
15 | 8563eb5b |
hex | 55267e4d |
1428586061 has 8 divisors (see below), whose sum is σ = 1633062144. Its totient is φ = 1224208080.
The previous prime is 1428586013. The next prime is 1428586067. The reversal of 1428586061 is 1606858241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1428586061 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1428586067) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9911 + ... + 54363.
It is an arithmetic number, because the mean of its divisors is an integer number (204132768).
Almost surely, 21428586061 is an apocalyptic number.
It is an amenable number.
1428586061 is a deficient number, since it is larger than the sum of its proper divisors (204476083).
1428586061 is an equidigital number, since it uses as much as digits as its factorization.
1428586061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49051.
The product of its (nonzero) digits is 92160, while the sum is 41.
The square root of 1428586061 is about 37796.6408692624. The cubic root of 1428586061 is about 1126.2517257035.
The spelling of 1428586061 in words is "one billion, four hundred twenty-eight million, five hundred eighty-six thousand, sixty-one".
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