Base | Representation |
---|---|
bin | 10100100100111… |
… | …011001101011011 |
3 | 220001121012100002 |
4 | 110210323031123 |
5 | 1201334132102 |
6 | 54131203215 |
7 | 11361233021 |
oct | 2444731533 |
9 | 801535302 |
10 | 345224027 |
11 | 167962a15 |
12 | 9774650b |
13 | 566a3395 |
14 | 33bc6711 |
15 | 20493902 |
hex | 1493b35b |
345224027 has 4 divisors (see below), whose sum is σ = 346402560. Its totient is φ = 344045496.
The previous prime is 345224021. The next prime is 345224101. The reversal of 345224027 is 720422543.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 720422543 = 7877 ⋅91459.
It is a cyclic number.
It is not a de Polignac number, because 345224027 - 28 = 345223771 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (345224021) 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, 588827 + ... + 589412.
It is an arithmetic number, because the mean of its divisors is an integer number (86600640).
Almost surely, 2345224027 is an apocalyptic number.
345224027 is a deficient number, since it is larger than the sum of its proper divisors (1178533).
345224027 is a wasteful number, since it uses less digits than its factorization.
345224027 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1178532.
The product of its (nonzero) digits is 13440, while the sum is 29.
The square root of 345224027 is about 18580.2052464444. The cubic root of 345224027 is about 701.5096852687.
The spelling of 345224027 in words is "three hundred forty-five million, two hundred twenty-four thousand, twenty-seven".
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