Base | Representation |
---|---|
bin | 1000001010010101001… |
… | …1100001011111011110 |
3 | 111101220122012110002201 |
4 | 2002211103201133132 |
5 | 4244123322441110 |
6 | 144225044242114 |
7 | 13062406662550 |
oct | 2024523413736 |
9 | 441818173081 |
10 | 140212312030 |
11 | 5451121632a |
12 | 232109a033a |
13 | 102b686a30b |
14 | 6b018d74d0 |
15 | 39a96adb3a |
hex | 20a54e17de |
140212312030 has 32 divisors (see below), whose sum is σ = 303617640960. Its totient is φ = 45542645280.
The previous prime is 140212312027. The next prime is 140212312043. The reversal of 140212312030 is 30213212041.
It is a happy number.
140212312030 is digitally balanced in base 2, 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 (19).
It is a junction number, because it is equal to n+sod(n) for n = 140212311989 and 140212312007.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52710066 + ... + 52712725.
It is an arithmetic number, because the mean of its divisors is an integer number (9488051280).
Almost surely, 2140212312030 is an apocalyptic number.
140212312030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
140212312030 is an abundant number, since it is smaller than the sum of its proper divisors (163405328930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140212312030 is a wasteful number, since it uses less digits than its factorization.
140212312030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 105422824.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 140212312030 its reverse (30213212041), we get a palindrome (170425524071).
The spelling of 140212312030 in words is "one hundred forty billion, two hundred twelve million, three hundred twelve thousand, thirty".
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