Base | Representation |
---|---|
bin | 1100101010001000000111… |
… | …0011100000111001011000 |
3 | 1211021112110102020022200012 |
4 | 3022202001303200321120 |
5 | 3311012300140211432 |
6 | 45333440530501052 |
7 | 2634350560245632 |
oct | 312420163407130 |
9 | 54245412208605 |
10 | 13917871803992 |
11 | 4486599882432 |
12 | 1689463134788 |
13 | 79c5acc3b470 |
14 | 3618b2bc7a52 |
15 | 192080b97cb2 |
hex | ca881ce0e58 |
13917871803992 has 16 divisors (see below), whose sum is σ = 28103394989040. Its totient is φ = 6423633140256.
The previous prime is 13917871803991. The next prime is 13917871804091. The reversal of 13917871803992 is 29930817871931.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13917871803991) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66912845108 + ... + 66912845315.
It is an arithmetic number, because the mean of its divisors is an integer number (1756462186815).
Almost surely, 213917871803992 is an apocalyptic number.
It is an amenable number.
13917871803992 is an abundant number, since it is smaller than the sum of its proper divisors (14185523185048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13917871803992 is a wasteful number, since it uses less digits than its factorization.
13917871803992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 133825690442 (or 133825690438 counting only the distinct ones).
The product of its (nonzero) digits is 41150592, while the sum is 68.
The spelling of 13917871803992 in words is "thirteen trillion, nine hundred seventeen billion, eight hundred seventy-one million, eight hundred three thousand, nine hundred ninety-two".
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