Base | Representation |
---|---|
bin | 10001001101010… |
… | …01111101000000 |
3 | 101001121210101211 |
4 | 20212221331000 |
5 | 243423213130 |
6 | 22153535504 |
7 | 3401651341 |
oct | 1046517500 |
9 | 331553354 |
10 | 144351040 |
11 | 74534089 |
12 | 40414594 |
13 | 23ba1922 |
14 | 152580c8 |
15 | ca15a2a |
hex | 89a9f40 |
144351040 has 28 divisors (see below), whose sum is σ = 343736676. Its totient is φ = 57740288.
The previous prime is 144351019. The next prime is 144351133. The reversal of 144351040 is 40153441.
It can be written as a sum of positive squares in 2 ways, for example, as 96353856 + 47997184 = 9816^2 + 6928^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225229 + ... + 225868.
Almost surely, 2144351040 is an apocalyptic number.
144351040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
144351040 is an abundant number, since it is smaller than the sum of its proper divisors (199385636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144351040 is an equidigital number, since it uses as much as digits as its factorization.
144351040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 451114 (or 451104 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 22.
The square root of 144351040 is about 12014.6177633747. The cubic root of 144351040 is about 524.5738522199.
The spelling of 144351040 in words is "one hundred forty-four million, three hundred fifty-one thousand, forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •