Base | Representation |
---|---|
bin | 10001010000011… |
… | …00001001100100 |
3 | 101002101020010120 |
4 | 20220030021210 |
5 | 244024101002 |
6 | 22210321540 |
7 | 3405245100 |
oct | 1050141144 |
9 | 332336116 |
10 | 144753252 |
11 | 74789296 |
12 | 405892b0 |
13 | 23cb2a17 |
14 | 15320900 |
15 | ca94cbc |
hex | 8a0c264 |
144753252 has 72 divisors (see below), whose sum is σ = 395450496. Its totient is φ = 41090112.
The previous prime is 144753227. The next prime is 144753269. The reversal of 144753252 is 252357441.
It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101013 + ... + 102435.
It is an arithmetic number, because the mean of its divisors is an integer number (5492368).
Almost surely, 2144753252 is an apocalyptic number.
144753252 is a gapful number since it is divisible by the number (12) 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 144753252, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197725248).
144753252 is an abundant number, since it is smaller than the sum of its proper divisors (250697244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144753252 is a wasteful number, since it uses less digits than its factorization.
144753252 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1617 (or 1608 counting only the distinct ones).
The product of its digits is 33600, while the sum is 33.
The square root of 144753252 is about 12031.3445632647. The cubic root of 144753252 is about 525.0606152235.
The spelling of 144753252 in words is "one hundred forty-four million, seven hundred fifty-three thousand, two hundred fifty-two".
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