Base | Representation |
---|---|
bin | 11000001100010101… |
… | …01000011000001100 |
3 | 1020112011212122102112 |
4 | 30012022220120030 |
5 | 203100004231022 |
6 | 5544453243152 |
7 | 636602112326 |
oct | 140612503014 |
9 | 36464778375 |
10 | 12988352012 |
11 | 556564a119 |
12 | 26259334b8 |
13 | 12bcb53cbc |
14 | 8b2db6616 |
15 | 5104008e2 |
hex | 3062a860c |
12988352012 has 6 divisors (see below), whose sum is σ = 22729616028. Its totient is φ = 6494176004.
The previous prime is 12988352009. The next prime is 12988352033. The reversal of 12988352012 is 21025388921.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1623543998 + ... + 1623544005.
It is an arithmetic number, because the mean of its divisors is an integer number (3788269338).
Almost surely, 212988352012 is an apocalyptic number.
It is an amenable number.
12988352012 is a deficient number, since it is larger than the sum of its proper divisors (9741264016).
12988352012 is a wasteful number, since it uses less digits than its factorization.
12988352012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3247088007 (or 3247088005 counting only the distinct ones).
The product of its (nonzero) digits is 69120, while the sum is 41.
The spelling of 12988352012 in words is "twelve billion, nine hundred eighty-eight million, three hundred fifty-two thousand, twelve".
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