Base | Representation |
---|---|
bin | 1000001100111011111100 |
3 | 11001020102211 |
4 | 20030323330 |
5 | 1022301030 |
6 | 114030204 |
7 | 24163426 |
oct | 10147374 |
9 | 4036384 |
10 | 2150140 |
11 | 1239483 |
12 | 878364 |
13 | 5a3895 |
14 | 3dd816 |
15 | 2c712a |
hex | 20cefc |
2150140 has 12 divisors (see below), whose sum is σ = 4515336. Its totient is φ = 860048.
The previous prime is 2150131. The next prime is 2150149. The reversal of 2150140 is 410512.
It is an interprime number because it is at equal distance from previous prime (2150131) and next prime (2150149).
It is a self number, because there is not a number n which added to its sum of digits gives 2150140.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2150149) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53734 + ... + 53773.
It is an arithmetic number, because the mean of its divisors is an integer number (376278).
22150140 is an apocalyptic number.
2150140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2150140 is an abundant number, since it is smaller than the sum of its proper divisors (2365196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2150140 is a wasteful number, since it uses less digits than its factorization.
2150140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 107516 (or 107514 counting only the distinct ones).
The product of its (nonzero) digits is 40, while the sum is 13.
The square root of 2150140 is about 1466.3355686881. The cubic root of 2150140 is about 129.0690894454.
Adding to 2150140 its reverse (410512), we get a palindrome (2560652).
The spelling of 2150140 in words is "two million, one hundred fifty thousand, one hundred forty".
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