Base | Representation |
---|---|
bin | 1111100100110… |
… | …00101110101011 |
3 | 100002211122201222 |
4 | 13302120232223 |
5 | 231421232003 |
6 | 20544132255 |
7 | 3144332612 |
oct | 762305653 |
9 | 302748658 |
10 | 130649003 |
11 | 67825591 |
12 | 3790708b |
13 | 210b5004 |
14 | 134cc879 |
15 | b70ac38 |
hex | 7c98bab |
130649003 has 4 divisors (see below), whose sum is σ = 130688688. Its totient is φ = 130609320.
The previous prime is 130648981. The next prime is 130649023. The reversal of 130649003 is 300946031.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 300946031 = 53 ⋅5678227.
It is a cyclic number.
It is not a de Polignac number, because 130649003 - 26 = 130648939 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (130649023) 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, 14408 + ... + 21653.
It is an arithmetic number, because the mean of its divisors is an integer number (32672172).
Almost surely, 2130649003 is an apocalyptic number.
130649003 is a deficient number, since it is larger than the sum of its proper divisors (39685).
130649003 is an equidigital number, since it uses as much as digits as its factorization.
130649003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39684.
The product of its (nonzero) digits is 1944, while the sum is 26.
The square root of 130649003 is about 11430.1794824053. The cubic root of 130649003 is about 507.4213074133.
The spelling of 130649003 in words is "one hundred thirty million, six hundred forty-nine thousand, three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •