Base | Representation |
---|---|
bin | 11001100111110011… |
… | …01101100011010101 |
3 | 1022111122201101000212 |
4 | 30303321231203111 |
5 | 211132422344233 |
6 | 10152543415205 |
7 | 664610153234 |
oct | 146371554325 |
9 | 38448641025 |
10 | 13755668693 |
11 | 5919797538 |
12 | 27ba8b4505 |
13 | 13b2b02740 |
14 | 946c74b1b |
15 | 55796da48 |
hex | 333e6d8d5 |
13755668693 has 16 divisors (see below), whose sum is σ = 15076467840. Its totient is φ = 12472726464.
The previous prime is 13755668671. The next prime is 13755668737. The reversal of 13755668693 is 39686655731.
It is a cyclic number.
It is not a de Polignac number, because 13755668693 - 210 = 13755667669 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (59).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13755668603) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1108280 + ... + 1120622.
It is an arithmetic number, because the mean of its divisors is an integer number (942279240).
Almost surely, 213755668693 is an apocalyptic number.
13755668693 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
13755668693 is a deficient number, since it is larger than the sum of its proper divisors (1320799147).
13755668693 is a wasteful number, since it uses less digits than its factorization.
13755668693 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13868.
The product of its digits is 24494400, while the sum is 59.
The spelling of 13755668693 in words is "thirteen billion, seven hundred fifty-five million, six hundred sixty-eight thousand, six hundred ninety-three".
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