Base | Representation |
---|---|
bin | 100111100000… |
… | …1000011001010 |
3 | 1102222100211010 |
4 | 1033001003022 |
5 | 20300314144 |
6 | 2015544350 |
7 | 341030502 |
oct | 117010312 |
9 | 42870733 |
10 | 20713674 |
11 | 10768543 |
12 | 6b2b0b6 |
13 | 43a3217 |
14 | 2a72a02 |
15 | 1c425b9 |
hex | 13c10ca |
20713674 has 8 divisors (see below), whose sum is σ = 41427360. Its totient is φ = 6904556.
The previous prime is 20713669. The next prime is 20713681. The reversal of 20713674 is 47631702.
It is a sphenic number, since it is the product of 3 distinct primes.
20713674 is an admirable number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1726134 + ... + 1726145.
It is an arithmetic number, because the mean of its divisors is an integer number (5178420).
Almost surely, 220713674 is an apocalyptic number.
20713674 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20713674 is a wasteful number, since it uses less digits than its factorization.
20713674 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3452284.
The product of its (nonzero) digits is 7056, while the sum is 30.
The square root of 20713674 is about 4551.2277464438. The cubic root of 20713674 is about 274.6327836918.
The spelling of 20713674 in words is "twenty million, seven hundred thirteen thousand, six hundred seventy-four".
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