Base | Representation |
---|---|
bin | 100110011001110… |
… | …1101000000001101 |
3 | 10022210202210012012 |
4 | 1030303231000031 |
5 | 10114341401333 |
6 | 331511351005 |
7 | 43635051503 |
oct | 11463550015 |
9 | 3283683165 |
10 | 1288622093 |
11 | 601436940 |
12 | 2bb682465 |
13 | 176c831a5 |
14 | c31dc673 |
15 | 781e3e48 |
hex | 4cced00d |
1288622093 has 8 divisors (see below), whose sum is σ = 1406454816. Its totient is φ = 1170903600.
The previous prime is 1288622033. The next prime is 1288622129. The reversal of 1288622093 is 3902268821.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1288622093 - 26 = 1288622029 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1288622093.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1288622033) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4046 + ... + 50927.
It is an arithmetic number, because the mean of its divisors is an integer number (175806852).
Almost surely, 21288622093 is an apocalyptic number.
It is an amenable number.
1288622093 is a deficient number, since it is larger than the sum of its proper divisors (117832723).
1288622093 is a wasteful number, since it uses less digits than its factorization.
1288622093 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57115.
The product of its (nonzero) digits is 82944, while the sum is 41.
The square root of 1288622093 is about 35897.3828154644. The cubic root of 1288622093 is about 1088.1995057142.
The spelling of 1288622093 in words is "one billion, two hundred eighty-eight million, six hundred twenty-two thousand, ninety-three".
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