Base | Representation |
---|---|
bin | 1000110101001011011101… |
… | …00011100110010011001000 |
3 | 2112202110212111211200200220 |
4 | 10122211232203212103020 |
5 | 10021131413401032023 |
6 | 105145052231230040 |
7 | 4043001612140433 |
oct | 432455643462310 |
9 | 75673774750626 |
10 | 19419401970888 |
11 | 62077a4171427 |
12 | 221773a518320 |
13 | aab31b17569a |
14 | 4b1c92aaa81a |
15 | 23a2235053e3 |
hex | 11a96e8e64c8 |
19419401970888 has 32 divisors (see below), whose sum is σ = 48549022479360. Its totient is φ = 6473064983360.
The previous prime is 19419401970877. The next prime is 19419401970937. The reversal of 19419401970888 is 88807910491491.
It is a super-2 number, since 2×194194019708882 (a number of 27 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1989183 + ... + 6541838.
It is an arithmetic number, because the mean of its divisors is an integer number (1517156952480).
Almost surely, 219419401970888 is an apocalyptic number.
It is an amenable number.
19419401970888 is an abundant number, since it is smaller than the sum of its proper divisors (29129620508472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19419401970888 is a wasteful number, since it uses less digits than its factorization.
19419401970888 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8625877 (or 8625873 counting only the distinct ones).
The product of its (nonzero) digits is 41803776, while the sum is 69.
The spelling of 19419401970888 in words is "nineteen trillion, four hundred nineteen billion, four hundred one million, nine hundred seventy thousand, eight hundred eighty-eight".
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