Base | Representation |
---|---|
bin | 10001001011110… |
… | …11101110100100 |
3 | 101001021011200020 |
4 | 20211323232210 |
5 | 243401133300 |
6 | 22145515140 |
7 | 3400232334 |
oct | 1045735644 |
9 | 331234606 |
10 | 144161700 |
11 | 74414901 |
12 | 40342ab0 |
13 | 23b366a7 |
14 | 152090c4 |
15 | c9c98a0 |
hex | 897bba4 |
144161700 has 144 divisors (see below), whose sum is σ = 461220480. Its totient is φ = 34580480.
The previous prime is 144161681. The next prime is 144161747. The reversal of 144161700 is 7161441.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 116686 + ... + 117914.
It is an arithmetic number, because the mean of its divisors is an integer number (3202920).
Almost surely, 2144161700 is an apocalyptic number.
144161700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 144161700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230610240).
144161700 is an abundant number, since it is smaller than the sum of its proper divisors (317058780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144161700 is a wasteful number, since it uses less digits than its factorization.
144161700 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1286 (or 1279 counting only the distinct ones).
The product of its (nonzero) digits is 672, while the sum is 24.
The square root of 144161700 is about 12006.7356096484. The cubic root of 144161700 is about 524.3443970647.
The spelling of 144161700 in words is "one hundred forty-four million, one hundred sixty-one thousand, seven hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •