Base | Representation |
---|---|
bin | 10001001111110… |
… | …00011100110000 |
3 | 101002020010102222 |
4 | 20213320130300 |
5 | 244014010220 |
6 | 22204500212 |
7 | 3404460614 |
oct | 1047703460 |
9 | 332203388 |
10 | 144672560 |
11 | 747336aa |
12 | 4054a668 |
13 | 23c85086 |
14 | 152dd344 |
15 | ca7ae25 |
hex | 89f8730 |
144672560 has 40 divisors (see below), whose sum is σ = 339527376. Its totient is φ = 57324800.
The previous prime is 144672547. The next prime is 144672571. The reversal of 144672560 is 65276441.
It is a tau number, because it is divible by the number of its divisors (40).
It is a self number, because there is not a number n which added to its sum of digits gives 144672560.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 110 + ... + 17010.
Almost surely, 2144672560 is an apocalyptic number.
144672560 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 144672560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169763688).
144672560 is an abundant number, since it is smaller than the sum of its proper divisors (194854816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144672560 is a wasteful number, since it uses less digits than its factorization.
144672560 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17021 (or 17015 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 35.
The square root of 144672560 is about 12027.9906883901. The cubic root of 144672560 is about 524.9630329224.
The spelling of 144672560 in words is "one hundred forty-four million, six hundred seventy-two thousand, five hundred sixty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •