Base | Representation |
---|---|
bin | 11000101001010111100… |
… | …101010100110001011110 |
3 | 12222220200220222122110222 |
4 | 120221113211110301132 |
5 | 210222132222014310 |
6 | 3334022512001342 |
7 | 233236062600050 |
oct | 30512745246136 |
9 | 5886626878428 |
10 | 1693686516830 |
11 | 5a3319980200 |
12 | 2342b8230252 |
13 | c393872ab09 |
14 | 5bd910598d0 |
15 | 2e0cb412055 |
hex | 18a57954c5e |
1693686516830 has 384 divisors, whose sum is σ = 4143862775808. Its totient is φ = 486443232000.
The previous prime is 1693686516817. The next prime is 1693686516857. The reversal of 1693686516830 is 386156863961.
It is a Harshad number since it is a multiple of its sum of digits (62).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1709067635 + ... + 1709068625.
It is an arithmetic number, because the mean of its divisors is an integer number (10791309312).
Almost surely, 21693686516830 is an apocalyptic number.
1693686516830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1693686516830 is an abundant number, since it is smaller than the sum of its proper divisors (2450176258978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1693686516830 is a wasteful number, since it uses less digits than its factorization.
1693686516830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1364 (or 1353 counting only the distinct ones).
The product of its (nonzero) digits is 33592320, while the sum is 62.
The spelling of 1693686516830 in words is "one trillion, six hundred ninety-three billion, six hundred eighty-six million, five hundred sixteen thousand, eight hundred thirty".
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