Base | Representation |
---|---|
bin | 1000001001010011100… |
… | …0101011110011110110 |
3 | 111101012102212001211010 |
4 | 2002110320223303312 |
5 | 4243042312402300 |
6 | 144141444053050 |
7 | 13052523344064 |
oct | 2022470536366 |
9 | 441172761733 |
10 | 139936840950 |
11 | 5438a775885 |
12 | 23154694186 |
13 | 1027177a18a |
14 | 6ab70ab034 |
15 | 39903e7a50 |
hex | 2094e2bcf6 |
139936840950 has 48 divisors (see below), whose sum is σ = 347079566736. Its totient is φ = 37312598400.
The previous prime is 139936840889. The next prime is 139936840951. The reversal of 139936840950 is 59048639931.
139936840950 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (139936840951) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 1573884 + ... + 1660416.
It is an arithmetic number, because the mean of its divisors is an integer number (7230824307).
Almost surely, 2139936840950 is an apocalyptic number.
139936840950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
139936840950 is an abundant number, since it is smaller than the sum of its proper divisors (207142725786).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
139936840950 is a wasteful number, since it uses less digits than its factorization.
139936840950 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 97329 (or 97324 counting only the distinct ones).
The product of its (nonzero) digits is 6298560, while the sum is 57.
The spelling of 139936840950 in words is "one hundred thirty-nine billion, nine hundred thirty-six million, eight hundred forty thousand, nine hundred fifty".
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