Base | Representation |
---|---|
bin | 1000011100000010101… |
… | …0001100010100011011 |
3 | 111212011221111022200102 |
4 | 2013000222030110123 |
5 | 4333342322103442 |
6 | 150332504530015 |
7 | 13321253266115 |
oct | 2070052142433 |
9 | 455157438612 |
10 | 144966206747 |
11 | 5653070a83a |
12 | 24118a8090b |
13 | 1089371b17b |
14 | 70330143b5 |
15 | 3b86c00232 |
hex | 21c0a8c51b |
144966206747 has 4 divisors (see below), whose sum is σ = 145289071800. Its totient is φ = 144643341696.
The previous prime is 144966206729. The next prime is 144966206761. The reversal of 144966206747 is 747602669441.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 144966206747 - 28 = 144966206491 is a prime.
It is a super-2 number, since 2×1449662067472 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 144966206692 and 144966206701.
It is not an unprimeable number, because it can be changed into a prime (144966206767) 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, 161431853 + ... + 161432750.
It is an arithmetic number, because the mean of its divisors is an integer number (36322267950).
Almost surely, 2144966206747 is an apocalyptic number.
144966206747 is a deficient number, since it is larger than the sum of its proper divisors (322865053).
144966206747 is an equidigital number, since it uses as much as digits as its factorization.
144966206747 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 322865052.
The product of its (nonzero) digits is 12192768, while the sum is 56.
The spelling of 144966206747 in words is "one hundred forty-four billion, nine hundred sixty-six million, two hundred six thousand, seven hundred forty-seven".
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