Base | Representation |
---|---|
bin | 10001010001100… |
… | …11010011100000 |
3 | 101002200101010120 |
4 | 20220303103200 |
5 | 244044214012 |
6 | 22214000240 |
7 | 3406513503 |
oct | 1050632340 |
9 | 332611116 |
10 | 144913632 |
11 | 74888836 |
12 | 40646080 |
13 | 2403aa16 |
14 | 1536313a |
15 | cac758c |
hex | 8a334e0 |
144913632 has 24 divisors (see below), whose sum is σ = 380398536. Its totient is φ = 48304512.
The previous prime is 144913621. The next prime is 144913633. The reversal of 144913632 is 236319441.
It is a tau number, because it is divible by the number of its divisors (24).
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 a junction number, because it is equal to n+sod(n) for n = 144913593 and 144913602.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144913633) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 754663 + ... + 754854.
It is an arithmetic number, because the mean of its divisors is an integer number (15849939).
Almost surely, 2144913632 is an apocalyptic number.
144913632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
144913632 is an abundant number, since it is smaller than the sum of its proper divisors (235484904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144913632 is a wasteful number, since it uses less digits than its factorization.
144913632 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1509530 (or 1509522 counting only the distinct ones).
The product of its digits is 15552, while the sum is 33.
The square root of 144913632 is about 12038.0078086035. The cubic root of 144913632 is about 525.2544580547.
The spelling of 144913632 in words is "one hundred forty-four million, nine hundred thirteen thousand, six hundred thirty-two".
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