Base | Representation |
---|---|
bin | 110100101110… |
… | …001011101110 |
3 | 222000011101002 |
4 | 310232023232 |
5 | 12014230104 |
6 | 1212120302 |
7 | 225321311 |
oct | 64561356 |
9 | 28004332 |
10 | 13820654 |
11 | 788a731 |
12 | 4766092 |
13 | 2b2b903 |
14 | 1b9a978 |
15 | 133001e |
hex | d2e2ee |
13820654 has 12 divisors (see below), whose sum is σ = 21673176. Its totient is φ = 6609372.
The previous prime is 13820633. The next prime is 13820671. The reversal of 13820654 is 45602831.
It is a pancake number, because a pancake can be divided into 13820654 parts by 5257 straight cuts.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5474 + ... + 7589.
It is an arithmetic number, because the mean of its divisors is an integer number (1806098).
Almost surely, 213820654 is an apocalyptic number.
13820654 is a deficient number, since it is larger than the sum of its proper divisors (7852522).
13820654 is a wasteful number, since it uses less digits than its factorization.
13820654 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13111 (or 13088 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 29.
The square root of 13820654 is about 3717.6140197713. The cubic root of 13820654 is about 239.9806350116.
The spelling of 13820654 in words is "thirteen million, eight hundred twenty thousand, six hundred fifty-four".
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