Base | Representation |
---|---|
bin | 1111100011001… |
… | …01111101001111 |
3 | 100002110002110121 |
4 | 13301211331033 |
5 | 231343103124 |
6 | 20535445411 |
7 | 3142505401 |
oct | 761457517 |
9 | 302402417 |
10 | 130441039 |
11 | 676a3313 |
12 | 37826867 |
13 | 21041461 |
14 | 13476b71 |
15 | b6b92e4 |
hex | 7c65f4f |
130441039 has 4 divisors (see below), whose sum is σ = 130720824. Its totient is φ = 130161256.
The previous prime is 130441037. The next prime is 130441067. The reversal of 130441039 is 930144031.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 930144031 = 19 ⋅48954949.
It is a cyclic number.
It is not a de Polignac number, because 130441039 - 21 = 130441037 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130441037) 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, 139192 + ... + 140125.
It is an arithmetic number, because the mean of its divisors is an integer number (32680206).
Almost surely, 2130441039 is an apocalyptic number.
130441039 is a deficient number, since it is larger than the sum of its proper divisors (279785).
130441039 is an equidigital number, since it uses as much as digits as its factorization.
130441039 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 279784.
The product of its (nonzero) digits is 1296, while the sum is 25.
The square root of 130441039 is about 11421.0787143772. The cubic root of 130441039 is about 507.1519306790.
The spelling of 130441039 in words is "one hundred thirty million, four hundred forty-one thousand, thirty-nine".
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