Base | Representation |
---|---|
bin | 101010010100111… |
… | …1100001100100000 |
3 | 10122222111201201111 |
4 | 1110221330030200 |
5 | 10402042434413 |
6 | 352533313104 |
7 | 50124120535 |
oct | 12451741440 |
9 | 3588451644 |
10 | 1420280608 |
11 | 66979092a |
12 | 337795794 |
13 | 19832c836 |
14 | d68b0d8c |
15 | 84a4dd3d |
hex | 54a7c320 |
1420280608 has 24 divisors (see below), whose sum is σ = 2797305840. Its totient is φ = 709853760.
The previous prime is 1420280599. The next prime is 1420280633. The reversal of 1420280608 is 8060820241.
It is a self number, because there is not a number n which added to its sum of digits gives 1420280608.
It is an unprimeable number.
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, 87603 + ... + 102541.
It is an arithmetic number, because the mean of its divisors is an integer number (116554410).
Almost surely, 21420280608 is an apocalyptic number.
It is an amenable number.
1420280608 is a deficient number, since it is larger than the sum of its proper divisors (1377025232).
1420280608 is a wasteful number, since it uses less digits than its factorization.
1420280608 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17920 (or 17912 counting only the distinct ones).
The product of its (nonzero) digits is 6144, while the sum is 31.
The square root of 1420280608 is about 37686.6104604805. The cubic root of 1420280608 is about 1124.0648974910.
The spelling of 1420280608 in words is "one billion, four hundred twenty million, two hundred eighty thousand, six hundred eight".
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