Base | Representation |
---|---|
bin | 110011000000… |
… | …001010001001 |
3 | 221011021011221 |
4 | 303000022021 |
5 | 11410314433 |
6 | 1154322041 |
7 | 221433400 |
oct | 63001211 |
9 | 27137157 |
10 | 13369993 |
11 | 760208a |
12 | 4589321 |
13 | 2a01750 |
14 | 1ac0637 |
15 | 129172d |
hex | cc0289 |
13369993 has 24 divisors (see below), whose sum is σ = 16981440. Its totient is φ = 10432800.
The previous prime is 13369981. The next prime is 13369999. The reversal of 13369993 is 39996331.
It is not a de Polignac number, because 13369993 - 29 = 13369481 is a prime.
It is the 3657-th Hogben number.
It is not an unprimeable number, because it can be changed into a prime (13369999) by changing a digit.
It is a nontrivial repunit in base 3656.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 88468 + ... + 88618.
It is an arithmetic number, because the mean of its divisors is an integer number (707560).
Almost surely, 213369993 is an apocalyptic number.
13369993 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
13369993 is a deficient number, since it is larger than the sum of its proper divisors (3611447).
13369993 is a wasteful number, since it uses less digits than its factorization.
13369993 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 317 (or 310 counting only the distinct ones).
The product of its digits is 118098, while the sum is 43.
The square root of 13369993 is about 3656.5001025571. The cubic root of 13369993 is about 237.3433456320.
The spelling of 13369993 in words is "thirteen million, three hundred sixty-nine thousand, nine hundred ninety-three".
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