Base | Representation |
---|---|
bin | 101010100011110… |
… | …0101010001000110 |
3 | 10200112010111201022 |
4 | 1111013211101012 |
5 | 10411040113024 |
6 | 353412031142 |
7 | 50250143015 |
oct | 12507452106 |
9 | 3615114638 |
10 | 1428051014 |
11 | 673108955 |
12 | 33a3024b2 |
13 | 199b20600 |
14 | d7934a7c |
15 | 8558635e |
hex | 551e5446 |
1428051014 has 12 divisors (see below), whose sum is σ = 2319527196. Its totient is φ = 659100312.
The previous prime is 1428051011. The next prime is 1428051049. The reversal of 1428051014 is 4101508241.
It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1428051011) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2112164 + ... + 2112839.
It is an arithmetic number, because the mean of its divisors is an integer number (193293933).
Almost surely, 21428051014 is an apocalyptic number.
1428051014 is a deficient number, since it is larger than the sum of its proper divisors (891476182).
1428051014 is a wasteful number, since it uses less digits than its factorization.
1428051014 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4225031 (or 4225018 counting only the distinct ones).
The product of its (nonzero) digits is 1280, while the sum is 26.
The square root of 1428051014 is about 37789.5622361519. The cubic root of 1428051014 is about 1126.1111034782. Note that the first 4 decimals are identical.
Adding to 1428051014 its reverse (4101508241), we get a palindrome (5529559255).
The spelling of 1428051014 in words is "one billion, four hundred twenty-eight million, fifty-one thousand, fourteen".
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