Base | Representation |
---|---|
bin | 10001001110110… |
… | …11011001001110 |
3 | 101002000002012012 |
4 | 20213123121032 |
5 | 244001203200 |
6 | 22202141222 |
7 | 3403453631 |
oct | 1047333116 |
9 | 332002165 |
10 | 144553550 |
11 | 74662249 |
12 | 404b1812 |
13 | 23c42b5b |
14 | 152abc18 |
15 | ca55a35 |
hex | 89db64e |
144553550 has 24 divisors (see below), whose sum is σ = 284687136. Its totient is φ = 54419840.
The previous prime is 144553543. The next prime is 144553553. The reversal of 144553550 is 55355441.
It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144553553) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84182 + ... + 85881.
It is an arithmetic number, because the mean of its divisors is an integer number (11861964).
Almost surely, 2144553550 is an apocalyptic number.
144553550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
144553550 is a deficient number, since it is larger than the sum of its proper divisors (140133586).
144553550 is a wasteful number, since it uses less digits than its factorization.
144553550 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 170092 (or 170087 counting only the distinct ones).
The product of its (nonzero) digits is 30000, while the sum is 32.
The square root of 144553550 is about 12023.0424602095. The cubic root of 144553550 is about 524.8190457245.
The spelling of 144553550 in words is "one hundred forty-four million, five hundred fifty-three thousand, five hundred fifty".
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