Base | Representation |
---|---|
bin | 10000001111101… |
… | …100100011111100 |
3 | 200222211222111122 |
4 | 100033230203330 |
5 | 1024233101030 |
6 | 43013410112 |
7 | 6516431552 |
oct | 2017544374 |
9 | 628758448 |
10 | 272550140 |
11 | 12a935a55 |
12 | 77339938 |
13 | 44609795 |
14 | 282a9bd2 |
15 | 18dda8e5 |
hex | 103ec8fc |
272550140 has 72 divisors (see below), whose sum is σ = 612404352. Its totient is φ = 101710080.
The previous prime is 272550101. The next prime is 272550143. The reversal of 272550140 is 41055272.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (272550143) 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, 2500406 + ... + 2500514.
It is an arithmetic number, because the mean of its divisors is an integer number (8505616).
Almost surely, 2272550140 is an apocalyptic number.
272550140 is a gapful number since it is divisible by the number (20) 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 272550140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (306202176).
272550140 is an abundant number, since it is smaller than the sum of its proper divisors (339854212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
272550140 is a wasteful number, since it uses less digits than its factorization.
272550140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 295 (or 184 counting only the distinct ones).
The product of its (nonzero) digits is 2800, while the sum is 26.
The square root of 272550140 is about 16509.0926461753. The cubic root of 272550140 is about 648.3588896217.
The spelling of 272550140 in words is "two hundred seventy-two million, five hundred fifty thousand, one hundred forty".
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