Base | Representation |
---|---|
bin | 1000001010101101000… |
… | …1000111011101010000 |
3 | 111102011121102121201022 |
4 | 2002223101013131100 |
5 | 4244324430010100 |
6 | 144243020255012 |
7 | 13065033151244 |
oct | 2025321073520 |
9 | 442147377638 |
10 | 140312344400 |
11 | 5456272a108 |
12 | 2323a3a1468 |
13 | 103014c2777 |
14 | 6b10cd6424 |
15 | 39b336ce85 |
hex | 20ab447750 |
140312344400 has 120 divisors (see below), whose sum is σ = 340059421560. Its totient is φ = 55634042880.
The previous prime is 140312344397. The next prime is 140312344409. The reversal of 140312344400 is 4443213041.
It can be written as a sum of positive squares in 12 ways, for example, as 15092613904 + 125219730496 = 122852^2 + 353864^2 .
It is a super-2 number, since 2×1403123444002 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 140312344400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140312344409) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28697156 + ... + 28702044.
It is an arithmetic number, because the mean of its divisors is an integer number (2833828513).
Almost surely, 2140312344400 is an apocalyptic number.
140312344400 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 140312344400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170029710780).
140312344400 is an abundant number, since it is smaller than the sum of its proper divisors (199747077160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140312344400 is a wasteful number, since it uses less digits than its factorization.
140312344400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5521 (or 5510 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 26.
Adding to 140312344400 its reverse (4443213041), we get a palindrome (144755557441).
The spelling of 140312344400 in words is "one hundred forty billion, three hundred twelve million, three hundred forty-four thousand, four hundred".
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