Base | Representation |
---|---|
bin | 1011111110111001111000 |
3 | 12220120222020 |
4 | 23332321320 |
5 | 1301004430 |
6 | 151154440 |
7 | 35462064 |
oct | 13767170 |
9 | 5816866 |
10 | 3141240 |
11 | 1856073 |
12 | 1075a20 |
13 | 85ca2b |
14 | 5baaa4 |
15 | 420b10 |
hex | 2fee78 |
3141240 has 32 divisors (see below), whose sum is σ = 9424080. Its totient is φ = 837632.
The previous prime is 3141239. The next prime is 3141241. The reversal of 3141240 is 421413.
It is an interprime number because it is at equal distance from previous prime (3141239) and next prime (3141241).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3141241) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12969 + ... + 13208.
Almost surely, 23141240 is an apocalyptic number.
3141240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
3141240 is an abundant number, since it is smaller than the sum of its proper divisors (6282840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3141240 is a wasteful number, since it uses less digits than its factorization.
3141240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26191 (or 26187 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 3141240 is about 1772.3543663726. The cubic root of 3141240 is about 146.4537083839.
Adding to 3141240 its reverse (421413), we get a palindrome (3562653).
The spelling of 3141240 in words is "three million, one hundred forty-one thousand, two hundred forty".
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