Base | Representation |
---|---|
bin | 10001001110000… |
… | …10010111110100 |
3 | 101001210212121021 |
4 | 20213002113310 |
5 | 243434413220 |
6 | 22200030524 |
7 | 3402546055 |
oct | 1047022764 |
9 | 331725537 |
10 | 144451060 |
11 | 745a2246 |
12 | 40462444 |
13 | 23c08300 |
14 | 1528272c |
15 | ca354aa |
hex | 89c25f4 |
144451060 has 36 divisors (see below), whose sum is σ = 328484268. Its totient is φ = 53334528.
The previous prime is 144451049. The next prime is 144451067. The reversal of 144451060 is 60154441.
It can be written as a sum of positive squares in 6 ways, for example, as 16353936 + 128097124 = 4044^2 + 11318^2 .
It is a super-2 number, since 2×1444510602 = 41732217470247200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144451067) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17989 + ... + 24748.
It is an arithmetic number, because the mean of its divisors is an integer number (9124563).
Almost surely, 2144451060 is an apocalyptic number.
144451060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
144451060 is an abundant number, since it is smaller than the sum of its proper divisors (184033208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144451060 is a wasteful number, since it uses less digits than its factorization.
144451060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42772 (or 42757 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 25.
The square root of 144451060 is about 12018.7794721428. The cubic root of 144451060 is about 524.6949823093.
The spelling of 144451060 in words is "one hundred forty-four million, four hundred fifty-one thousand, sixty".
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