Base | Representation |
---|---|
bin | 110101001101… |
… | …011100010010 |
3 | 222020200000011 |
4 | 311031130102 |
5 | 12032324230 |
6 | 1214545134 |
7 | 226363510 |
oct | 65153422 |
9 | 28220004 |
10 | 13948690 |
11 | 7967948 |
12 | 48081aa |
13 | 2b74c82 |
14 | 1bd14b0 |
15 | 1357e2a |
hex | d4d712 |
13948690 has 16 divisors (see below), whose sum is σ = 28694592. Its totient is φ = 4782384.
The previous prime is 13948657. The next prime is 13948691. The reversal of 13948690 is 9684931.
13948690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×139486902 = 389131905432200, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (13948691) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99564 + ... + 99703.
It is an arithmetic number, because the mean of its divisors is an integer number (1793412).
Almost surely, 213948690 is an apocalyptic number.
13948690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13948690 is an abundant number, since it is smaller than the sum of its proper divisors (14745902).
13948690 is a wasteful number, since it uses less digits than its factorization.
13948690 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 199281.
The product of its (nonzero) digits is 46656, while the sum is 40.
The square root of 13948690 is about 3734.7945057259. The cubic root of 13948690 is about 240.7194269304.
The spelling of 13948690 in words is "thirteen million, nine hundred forty-eight thousand, six hundred ninety".
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