Base | Representation |
---|---|
bin | 10001001011100… |
… | …01100101000110 |
3 | 101001012001122202 |
4 | 20211301211012 |
5 | 243343321014 |
6 | 22144554502 |
7 | 3400000214 |
oct | 1045614506 |
9 | 331161582 |
10 | 144120134 |
11 | 74396654 |
12 | 40322a32 |
13 | 23b207b2 |
14 | 151d7cb4 |
15 | c9bc3de |
hex | 8971946 |
144120134 has 4 divisors (see below), whose sum is σ = 216180204. Its totient is φ = 72060066.
The previous prime is 144120089. The next prime is 144120157. The reversal of 144120134 is 431021441.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 431021441 = 19 ⋅22685339.
It is a super-2 number, since 2×1441201342 = 41541226048355912, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36030032 + ... + 36030035.
It is an arithmetic number, because the mean of its divisors is an integer number (54045051).
Almost surely, 2144120134 is an apocalyptic number.
144120134 is a deficient number, since it is larger than the sum of its proper divisors (72060070).
144120134 is an equidigital number, since it uses as much as digits as its factorization.
144120134 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72060069.
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 144120134 is about 12005.0045397742. The cubic root of 144120134 is about 524.2939976538.
Adding to 144120134 its reverse (431021441), we get a palindrome (575141575).
The spelling of 144120134 in words is "one hundred forty-four million, one hundred twenty thousand, one hundred thirty-four".
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