Base | Representation |
---|---|
bin | 10001010010011… |
… | …01110010110110 |
3 | 101002212212222011 |
4 | 20221031302312 |
5 | 244111202014 |
6 | 22220154434 |
7 | 3410445025 |
oct | 1051156266 |
9 | 332785864 |
10 | 145022134 |
11 | 74952304 |
12 | 40698a1a |
13 | 2407821a |
14 | 153908bc |
15 | cae97c4 |
hex | 8a4dcb6 |
145022134 has 4 divisors (see below), whose sum is σ = 217533204. Its totient is φ = 72511066.
The previous prime is 145022131. The next prime is 145022159. The reversal of 145022134 is 431220541.
145022134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 431220541 = 739 ⋅583519.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (145022131) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36255532 + ... + 36255535.
It is an arithmetic number, because the mean of its divisors is an integer number (54383301).
Almost surely, 2145022134 is an apocalyptic number.
145022134 is a deficient number, since it is larger than the sum of its proper divisors (72511070).
145022134 is an equidigital number, since it uses as much as digits as its factorization.
145022134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72511069.
The product of its (nonzero) digits is 960, while the sum is 22.
The square root of 145022134 is about 12042.5136080471. The cubic root of 145022134 is about 525.3855175936.
Adding to 145022134 its reverse (431220541), we get a palindrome (576242675).
The spelling of 145022134 in words is "one hundred forty-five million, twenty-two thousand, one hundred thirty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •