Base | Representation |
---|---|
bin | 101010111010110… |
… | …1110001011001010 |
3 | 10201100220000002021 |
4 | 1111311232023022 |
5 | 10422134133442 |
6 | 354523155054 |
7 | 50455016512 |
oct | 12565561312 |
9 | 3640800067 |
10 | 1440146122 |
11 | 679a1a108 |
12 | 342375a8a |
13 | 19c49698c |
14 | d93a2842 |
15 | 86674e67 |
hex | 55d6e2ca |
1440146122 has 4 divisors (see below), whose sum is σ = 2160219186. Its totient is φ = 720073060.
The previous prime is 1440146101. The next prime is 1440146131. The reversal of 1440146122 is 2216410441.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 1384658521 + 55487601 = 37211^2 + 7449^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 360036529 + ... + 360036532.
Almost surely, 21440146122 is an apocalyptic number.
1440146122 is a deficient number, since it is larger than the sum of its proper divisors (720073064).
1440146122 is an equidigital number, since it uses as much as digits as its factorization.
1440146122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 720073063.
The product of its (nonzero) digits is 1536, while the sum is 25.
The square root of 1440146122 is about 37949.2571995817. The cubic root of 1440146122 is about 1129.2814294950.
Adding to 1440146122 its reverse (2216410441), we get a palindrome (3656556563).
The spelling of 1440146122 in words is "one billion, four hundred forty million, one hundred forty-six thousand, one hundred twenty-two".
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