Base | Representation |
---|---|
bin | 10001001101110… |
… | …10110111010110 |
3 | 101001202022102101 |
4 | 20212322313112 |
5 | 243432422220 |
6 | 22155232314 |
7 | 3402360316 |
oct | 1046726726 |
9 | 331668371 |
10 | 144420310 |
11 | 74581131 |
12 | 4044869a |
13 | 23bc7308 |
14 | 15275446 |
15 | ca2b30a |
hex | 89badd6 |
144420310 has 16 divisors (see below), whose sum is σ = 260097552. Its totient is φ = 57736800.
The previous prime is 144420307. The next prime is 144420329. The reversal of 144420310 is 13024441.
It is a super-2 number, since 2×1444203102 = 41714451880992200, 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 in 7 ways as a sum of consecutive naturals, for example, 27280 + ... + 32140.
It is an arithmetic number, because the mean of its divisors is an integer number (16256097).
Almost surely, 2144420310 is an apocalyptic number.
144420310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
144420310 is a deficient number, since it is larger than the sum of its proper divisors (115677242).
144420310 is a wasteful number, since it uses less digits than its factorization.
144420310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7839.
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 144420310 is about 12017.5001560225. The cubic root of 144420310 is about 524.6577482091.
Adding to 144420310 its reverse (13024441), we get a palindrome (157444751).
The spelling of 144420310 in words is "one hundred forty-four million, four hundred twenty thousand, three hundred ten".
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