Base | Representation |
---|---|
bin | 101010100011111… |
… | …1101101101100000 |
3 | 10200112022121001112 |
4 | 1111013331231200 |
5 | 10411101314021 |
6 | 353414122452 |
7 | 50251040636 |
oct | 12507755540 |
9 | 3615277045 |
10 | 1428151136 |
11 | 6731770a5 |
12 | 33a350428 |
13 | 199b57059 |
14 | d795d356 |
15 | 855a5d5b |
hex | 551fdb60 |
1428151136 has 48 divisors (see below), whose sum is σ = 2848340880. Its totient is φ = 704816640.
The previous prime is 1428151111. The next prime is 1428151201. The reversal of 1428151136 is 6311518241.
It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a congruent number.
It is an unprimeable number.
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, 1153910 + ... + 1155146.
It is an arithmetic number, because the mean of its divisors is an integer number (59340435).
Almost surely, 21428151136 is an apocalyptic number.
1428151136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
1428151136 is a deficient number, since it is larger than the sum of its proper divisors (1420189744).
1428151136 is a wasteful number, since it uses less digits than its factorization.
1428151136 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1687 (or 1679 counting only the distinct ones).
The product of its digits is 5760, while the sum is 32.
The square root of 1428151136 is about 37790.8869438123. The cubic root of 1428151136 is about 1126.1374204328.
Adding to 1428151136 its reverse (6311518241), we get a palindrome (7739669377).
The spelling of 1428151136 in words is "one billion, four hundred twenty-eight million, one hundred fifty-one thousand, one hundred thirty-six".
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