Base | Representation |
---|---|
bin | 10010110000000000100… |
… | …010000100001101111000 |
3 | 11120011211201102011101102 |
4 | 102300000202010031320 |
5 | 132102321233301333 |
6 | 2423532303510532 |
7 | 162043131542105 |
oct | 22600042041570 |
9 | 4504751364342 |
10 | 1288499118968 |
11 | 4574a4186036 |
12 | 1898778b8448 |
13 | 946744999a9 |
14 | 46513d73aac |
15 | 237b43e6ae8 |
hex | 12c00884378 |
1288499118968 has 16 divisors (see below), whose sum is σ = 2415967001880. Its totient is φ = 644241251808.
The previous prime is 1288499118953. The next prime is 1288499118971. The reversal of 1288499118968 is 8698119948821.
It is a junction number, because it is equal to n+sod(n) for n = 1288499118895 and 1288499118904.
It is a congruent number.
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, 352655 + ... + 1643582.
Almost surely, 21288499118968 is an apocalyptic number.
It is an amenable number.
1288499118968 is a deficient number, since it is larger than the sum of its proper divisors (1127467882912).
1288499118968 is a wasteful number, since it uses less digits than its factorization.
1288499118968 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2076926 (or 2076922 counting only the distinct ones).
The product of its digits is 143327232, while the sum is 74.
The spelling of 1288499118968 in words is "one trillion, two hundred eighty-eight billion, four hundred ninety-nine million, one hundred eighteen thousand, nine hundred sixty-eight".
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