Base | Representation |
---|---|
bin | 10001010010000… |
… | …00101111100000 |
3 | 101002210011122002 |
4 | 20221000233200 |
5 | 244102444142 |
6 | 22215103132 |
7 | 3410133122 |
oct | 1051005740 |
9 | 332704562 |
10 | 144968672 |
11 | 74916122 |
12 | 40671aa8 |
13 | 24059aa4 |
14 | 15379212 |
15 | cad8a32 |
hex | 8a40be0 |
144968672 has 12 divisors (see below), whose sum is σ = 285407136. Its totient is φ = 72484320.
The previous prime is 144968671. The next prime is 144968693. The reversal of 144968672 is 276869441.
It is a super-2 number, since 2×1449686722 = 42031831722887168, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144968671) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2265104 + ... + 2265167.
It is an arithmetic number, because the mean of its divisors is an integer number (23783928).
Almost surely, 2144968672 is an apocalyptic number.
It is an amenable number.
144968672 is a deficient number, since it is larger than the sum of its proper divisors (140438464).
144968672 is an equidigital number, since it uses as much as digits as its factorization.
144968672 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4530281 (or 4530273 counting only the distinct ones).
The product of its digits is 580608, while the sum is 47.
The square root of 144968672 is about 12040.2936841258. The cubic root of 144968672 is about 525.3209490297.
The spelling of 144968672 in words is "one hundred forty-four million, nine hundred sixty-eight thousand, six hundred seventy-two".
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