Base | Representation |
---|---|
bin | 10000101101001… |
… | …10110110111100 |
3 | 100202201001111202 |
4 | 20112212312330 |
5 | 241334102220 |
6 | 21523435032 |
7 | 3321130160 |
oct | 1026466674 |
9 | 322631452 |
10 | 140144060 |
11 | 72120341 |
12 | 3ab25a78 |
13 | 2305aaa4 |
14 | 14880ca0 |
15 | c484275 |
hex | 85a6dbc |
140144060 has 96 divisors (see below), whose sum is σ = 356493312. Its totient is φ = 45239040.
The previous prime is 140144047. The next prime is 140144063. The reversal of 140144060 is 60441041.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (20).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140144063) 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, 228314 + ... + 228926.
It is an arithmetic number, because the mean of its divisors is an integer number (3713472).
Almost surely, 2140144060 is an apocalyptic number.
140144060 is a gapful number since it is divisible by the number (10) 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 140144060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178246656).
140144060 is an abundant number, since it is smaller than the sum of its proper divisors (216349252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140144060 is a wasteful number, since it uses less digits than its factorization.
140144060 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 723 (or 721 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 20.
The square root of 140144060 is about 11838.2456470543. The cubic root of 140144060 is about 519.4274516785.
The spelling of 140144060 in words is "one hundred forty million, one hundred forty-four thousand, sixty".
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