Base | Representation |
---|---|
bin | 110101001101… |
… | …100111010000 |
3 | 222020200222011 |
4 | 311031213100 |
5 | 12032340032 |
6 | 1214552304 |
7 | 226365532 |
oct | 65154720 |
9 | 28220864 |
10 | 13949392 |
11 | 7968426 |
12 | 4808694 |
13 | 2b753a2 |
14 | 1bd1852 |
15 | 1358247 |
hex | d4d9d0 |
13949392 has 10 divisors (see below), whose sum is σ = 27026978. Its totient is φ = 6974688.
The previous prime is 13949387. The next prime is 13949417. The reversal of 13949392 is 29394931.
13949392 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 11806096 + 2143296 = 3436^2 + 1464^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 435903 + ... + 435934.
Almost surely, 213949392 is an apocalyptic number.
It is an amenable number.
13949392 is a deficient number, since it is larger than the sum of its proper divisors (13077586).
13949392 is an equidigital number, since it uses as much as digits as its factorization.
13949392 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 871845 (or 871839 counting only the distinct ones).
The product of its digits is 52488, while the sum is 40.
The square root of 13949392 is about 3734.8884856177. Note that the first 3 decimals coincide. The cubic root of 13949392 is about 240.7234651161.
It can be divided in two parts, 13949 and 392, that added together give a palindrome (14341).
The spelling of 13949392 in words is "thirteen million, nine hundred forty-nine thousand, three hundred ninety-two".
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