Base | Representation |
---|---|
bin | 11100111011100010011… |
… | …000101111110010111110 |
3 | 21001001120020010221021221 |
4 | 130323202120233302332 |
5 | 230033033143410143 |
6 | 4121150320343554 |
7 | 263430205631203 |
oct | 34734230576276 |
9 | 7031506127257 |
10 | 1988073028798 |
11 | 6a715643989a |
12 | 281375774bba |
13 | 11562258bb6c |
14 | 6c31a841caa |
15 | 36aaad852ed |
hex | 1cee262fcbe |
1988073028798 has 8 divisors (see below), whose sum is σ = 2982115546200. Its totient is φ = 994034513400.
The previous prime is 1988073028793. The next prime is 1988073028813. The reversal of 1988073028798 is 8978203708891.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1988073028793) 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, 1292128 + ... + 2376076.
It is an arithmetic number, because the mean of its divisors is an integer number (372764443275).
Almost surely, 21988073028798 is an apocalyptic number.
1988073028798 is a deficient number, since it is larger than the sum of its proper divisors (994042517402).
1988073028798 is a wasteful number, since it uses less digits than its factorization.
1988073028798 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2001002.
The product of its (nonzero) digits is 97542144, while the sum is 70.
The spelling of 1988073028798 in words is "one trillion, nine hundred eighty-eight billion, seventy-three million, twenty-eight thousand, seven hundred ninety-eight".
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