Base | Representation |
---|---|
bin | 111011010000000… |
… | …0100110010110100 |
3 | 12010112222221120011 |
4 | 1312200010302310 |
5 | 13032424312412 |
6 | 525140150004 |
7 | 100160511304 |
oct | 16640046264 |
9 | 5115887504 |
10 | 1988119732 |
11 | 930272865 |
12 | 475998304 |
13 | 258b77a11 |
14 | 14c085604 |
15 | b98177a7 |
hex | 76804cb4 |
1988119732 has 12 divisors (see below), whose sum is σ = 3479555296. Its totient is φ = 993961080.
The previous prime is 1988119711. The next prime is 1988119769. The reversal of 1988119732 is 2379118891.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38623 + ... + 73945.
Almost surely, 21988119732 is an apocalyptic number.
It is an amenable number.
1988119732 is a deficient number, since it is larger than the sum of its proper divisors (1491435564).
1988119732 is a wasteful number, since it uses less digits than its factorization.
1988119732 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49398 (or 49396 counting only the distinct ones).
The product of its digits is 217728, while the sum is 49.
The square root of 1988119732 is about 44588.3362775513. The cubic root of 1988119732 is about 1257.4213939563.
The spelling of 1988119732 in words is "one billion, nine hundred eighty-eight million, one hundred nineteen thousand, seven hundred thirty-two".
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