Base | Representation |
---|---|
bin | 1000001010010111000… |
… | …1110100000110000110 |
3 | 111101221012010212110001 |
4 | 2002211301310012012 |
5 | 4244132341040200 |
6 | 144225530351514 |
7 | 13062534324010 |
oct | 2024561640606 |
9 | 441835125401 |
10 | 140220252550 |
11 | 5451574a144 |
12 | 2321358b59a |
13 | 102b83ba651 |
14 | 6b029a31b0 |
15 | 39aa22b76a |
hex | 20a5c74186 |
140220252550 has 192 divisors, whose sum is σ = 324037117440. Its totient is φ = 44053125120.
The previous prime is 140220252527. The next prime is 140220252553. The reversal of 140220252550 is 55252022041.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140220252553) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 37560484 + ... + 37564216.
It is an arithmetic number, because the mean of its divisors is an integer number (1687693320).
Almost surely, 2140220252550 is an apocalyptic number.
140220252550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
140220252550 is an abundant number, since it is smaller than the sum of its proper divisors (183816864890).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140220252550 is a wasteful number, since it uses less digits than its factorization.
140220252550 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3935 (or 3930 counting only the distinct ones).
The product of its (nonzero) digits is 8000, while the sum is 28.
Adding to 140220252550 its reverse (55252022041), we get a palindrome (195472274591).
The spelling of 140220252550 in words is "one hundred forty billion, two hundred twenty million, two hundred fifty-two thousand, five hundred fifty".
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