Base | Representation |
---|---|
bin | 10001001110000… |
… | …01000100000100 |
3 | 101001210121020202 |
4 | 20213001010010 |
5 | 243434230300 |
6 | 22155550032 |
7 | 3402524330 |
oct | 1047010404 |
9 | 331717222 |
10 | 144445700 |
11 | 74599213 |
12 | 4045b318 |
13 | 23c05a39 |
14 | 152807c0 |
15 | ca33ad5 |
hex | 89c1104 |
144445700 has 36 divisors (see below), whose sum is σ = 358227072. Its totient is φ = 49524000.
The previous prime is 144445699. The next prime is 144445739. The reversal of 144445700 is 7544441.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 102476 + ... + 103875.
It is an arithmetic number, because the mean of its divisors is an integer number (9950752).
Almost surely, 2144445700 is an apocalyptic number.
144445700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
144445700 is an abundant number, since it is smaller than the sum of its proper divisors (213781372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144445700 is a wasteful number, since it uses less digits than its factorization.
144445700 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 206372 (or 206365 counting only the distinct ones).
The product of its (nonzero) digits is 8960, while the sum is 29.
The square root of 144445700 is about 12018.5564857016. The cubic root of 144445700 is about 524.6884924529.
The spelling of 144445700 in words is "one hundred forty-four million, four hundred forty-five thousand, seven hundred".
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