Base | Representation |
---|---|
bin | 10001001011000… |
… | …01100111111010 |
3 | 101001001202000011 |
4 | 20211201213322 |
5 | 243334223103 |
6 | 22143332134 |
7 | 3366305530 |
oct | 1045414772 |
9 | 331052004 |
10 | 144054778 |
11 | 7435153a |
12 | 402b104a |
13 | 23ac9b1a |
14 | 151bc150 |
15 | c9a7d6d |
hex | 89619fa |
144054778 has 16 divisors (see below), whose sum is σ = 247143744. Its totient is φ = 61689600.
The previous prime is 144054767. The next prime is 144054791. The reversal of 144054778 is 877450441.
It is a happy number.
144054778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 144054778.
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, 19201 + ... + 25627.
It is an arithmetic number, because the mean of its divisors is an integer number (15446484).
Almost surely, 2144054778 is an apocalyptic number.
144054778 is a deficient number, since it is larger than the sum of its proper divisors (103088966).
144054778 is a wasteful number, since it uses less digits than its factorization.
144054778 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8037.
The product of its (nonzero) digits is 125440, while the sum is 40.
The square root of 144054778 is about 12002.2821996485. The cubic root of 144054778 is about 524.2147329031.
The spelling of 144054778 in words is "one hundred forty-four million, fifty-four thousand, seven hundred seventy-eight".
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