Base | Representation |
---|---|
bin | 1000011000110110011… |
… | …1100000110110110100 |
3 | 111202222021010201121000 |
4 | 2012031213200312310 |
5 | 4330114111211140 |
6 | 150111514323300 |
7 | 13261114440102 |
oct | 2061547406664 |
9 | 452867121530 |
10 | 144109866420 |
11 | 56131298663 |
12 | 23b1a129530 |
13 | 107881a0010 |
14 | 6d913c0c72 |
15 | 3b36949a30 |
hex | 218d9e0db4 |
144109866420 has 96 divisors (see below), whose sum is σ = 482829661440. Its totient is φ = 35473196160.
The previous prime is 144109866413. The next prime is 144109866421. The reversal of 144109866420 is 24668901441.
144109866420 is a `hidden beast` number, since 1 + 44 + 109 + 86 + 6 + 420 = 666.
144109866420 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (144109866421) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10257216 + ... + 10271255.
It is an arithmetic number, because the mean of its divisors is an integer number (5029475640).
Almost surely, 2144109866420 is an apocalyptic number.
144109866420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
144109866420 is an abundant number, since it is smaller than the sum of its proper divisors (338719795020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144109866420 is a wasteful number, since it uses less digits than its factorization.
144109866420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20528502 (or 20528494 counting only the distinct ones).
The product of its (nonzero) digits is 331776, while the sum is 45.
The spelling of 144109866420 in words is "one hundred forty-four billion, one hundred nine million, eight hundred sixty-six thousand, four hundred twenty".
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