Base | Representation |
---|---|
bin | 111100101011110111… |
… | …1111110001011011010 |
3 | 110110101022100111211002 |
4 | 1321113233332023122 |
5 | 4113344212241442 |
6 | 135511351505002 |
7 | 12262324011563 |
oct | 1712757761332 |
9 | 413338314732 |
10 | 130321212122 |
11 | 502a5a215a2 |
12 | 21310388162 |
13 | c39b5bb68a |
14 | 644400116a |
15 | 35cb162732 |
hex | 1e57bfe2da |
130321212122 has 8 divisors (see below), whose sum is σ = 195718195296. Its totient is φ = 65081813692.
The previous prime is 130321212121. The next prime is 130321212143. The reversal of 130321212122 is 221212123031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 130321212094 and 130321212103.
It is not an unprimeable number, because it can be changed into a prime (130321212121) 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, 39394118 + ... + 39397425.
It is an arithmetic number, because the mean of its divisors is an integer number (24464774412).
Almost surely, 2130321212122 is an apocalyptic number.
130321212122 is a deficient number, since it is larger than the sum of its proper divisors (65396983174).
130321212122 is an equidigital number, since it uses as much as digits as its factorization.
130321212122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 78792372.
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 130321212122 its reverse (221212123031), we get a palindrome (351533335153).
The spelling of 130321212122 in words is "one hundred thirty billion, three hundred twenty-one million, two hundred twelve thousand, one hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.082 sec. • engine limits •