Base | Representation |
---|---|
bin | 10001010000001… |
… | …01011001111100 |
3 | 101002022211020110 |
4 | 20220011121330 |
5 | 244022210003 |
6 | 22205550020 |
7 | 3405101415 |
oct | 1050053174 |
9 | 332284213 |
10 | 144725628 |
11 | 7476a563 |
12 | 40575310 |
13 | 23ca3288 |
14 | 1531480c |
15 | ca8ba03 |
hex | 8a0567c |
144725628 has 24 divisors (see below), whose sum is σ = 342735232. Its totient is φ = 47521584.
The previous prime is 144725599. The next prime is 144725677. The reversal of 144725628 is 826527441.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89200 + ... + 90807.
Almost surely, 2144725628 is an apocalyptic number.
It is an amenable number.
144725628 is an abundant number, since it is smaller than the sum of its proper divisors (198009604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144725628 is a wasteful number, since it uses less digits than its factorization.
144725628 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 180081 (or 180079 counting only the distinct ones).
The product of its digits is 107520, while the sum is 39.
The square root of 144725628 is about 12030.1965071232. The cubic root of 144725628 is about 525.0272131019.
It can be divided in two parts, 14472 and 5628, that added together give a triangular number (20100 = T200).
The spelling of 144725628 in words is "one hundred forty-four million, seven hundred twenty-five thousand, six hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •