Base | Representation |
---|---|
bin | 1111100100100… |
… | …00101011011110 |
3 | 100002202222111202 |
4 | 13302100223132 |
5 | 231414203110 |
6 | 20543315502 |
7 | 3144134516 |
oct | 762205336 |
9 | 302688452 |
10 | 130616030 |
11 | 67802836 |
12 | 378abb92 |
13 | 210a2cbc |
14 | 134c0846 |
15 | b7010a5 |
hex | 7c90ade |
130616030 has 16 divisors (see below), whose sum is σ = 235274544. Its totient is φ = 52209600.
The previous prime is 130616023. The next prime is 130616041. The reversal of 130616030 is 30616031.
It is a junction number, because it is equal to n+sod(n) for n = 130615993 and 130616011.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13805 + ... + 21255.
It is an arithmetic number, because the mean of its divisors is an integer number (14704659).
Almost surely, 2130616030 is an apocalyptic number.
130616030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
130616030 is a deficient number, since it is larger than the sum of its proper divisors (104658514).
130616030 is a wasteful number, since it uses less digits than its factorization.
130616030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9211.
The product of its (nonzero) digits is 324, while the sum is 20.
The square root of 130616030 is about 11428.7370255860. The cubic root of 130616030 is about 507.3786164114.
Subtracting from 130616030 its reverse (30616031), we obtain a palindrome (99999999).
It can be divided in two parts, 13061 and 6030, that added together give a palindrome (19091).
The spelling of 130616030 in words is "one hundred thirty million, six hundred sixteen thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •