Base | Representation |
---|---|
bin | 11000101000101101111… |
… | …001011011001110000000 |
3 | 12222211220011222210000000 |
4 | 120220231321123032000 |
5 | 210214214202034130 |
6 | 3333425250000000 |
7 | 233212541164314 |
oct | 30505571331600 |
9 | 5884804883000 |
10 | 1692987143040 |
11 | 5a2aa0119336 |
12 | 234141b76000 |
13 | c385687a77b |
14 | 5bd26205b44 |
15 | 2e089d15260 |
hex | 18a2de5b380 |
1692987143040 has 512 divisors, whose sum is σ = 6081096384000. Its totient is φ = 450640226304.
The previous prime is 1692987143033. The next prime is 1692987143059. The reversal of 1692987143040 is 403417892961.
1692987143040 is a `hidden beast` number, since 1 + 6 + 92 + 9 + 87 + 1 + 430 + 40 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1426273327 + ... + 1426274513.
It is an arithmetic number, because the mean of its divisors is an integer number (11877141375).
Almost surely, 21692987143040 is an apocalyptic number.
1692987143040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1692987143040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3040548192000).
1692987143040 is an abundant number, since it is smaller than the sum of its proper divisors (4388109240960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1692987143040 is an equidigital number, since it uses as much as digits as its factorization.
1692987143040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2246 (or 2216 counting only the distinct ones).
The product of its (nonzero) digits is 2612736, while the sum is 54.
The spelling of 1692987143040 in words is "one trillion, six hundred ninety-two billion, nine hundred eighty-seven million, one hundred forty-three thousand, forty".
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