Base | Representation |
---|---|
bin | 1000101010011… |
… | …11101101000110 |
3 | 12001202102202201 |
4 | 10111033231012 |
5 | 122101200324 |
6 | 11113425114 |
7 | 1541516560 |
oct | 425175506 |
9 | 161672681 |
10 | 72678214 |
11 | 38030244 |
12 | 2040b19a |
13 | 1209887b |
14 | 991c330 |
15 | 65a9444 |
hex | 454fb46 |
72678214 has 8 divisors (see below), whose sum is σ = 124591248. Its totient is φ = 31147800.
The previous prime is 72678187. The next prime is 72678217. The reversal of 72678214 is 41287627.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72678217) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2595637 + ... + 2595664.
It is an arithmetic number, because the mean of its divisors is an integer number (15573906).
Almost surely, 272678214 is an apocalyptic number.
72678214 is a deficient number, since it is larger than the sum of its proper divisors (51913034).
72678214 is a wasteful number, since it uses less digits than its factorization.
72678214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5191310.
The product of its digits is 37632, while the sum is 37.
The square root of 72678214 is about 8525.1518461550. The cubic root of 72678214 is about 417.3189270603.
The spelling of 72678214 in words is "seventy-two million, six hundred seventy-eight thousand, two hundred fourteen".
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