Base | Representation |
---|---|
bin | 111100100110100010… |
… | …1111001111010000100 |
3 | 110102220211220112201220 |
4 | 1321031011321322010 |
5 | 4113012424144140 |
6 | 135441523320340 |
7 | 12255023152626 |
oct | 1711505717204 |
9 | 412824815656 |
10 | 130142412420 |
11 | 50213aa9749 |
12 | 212805200b0 |
13 | c370547c37 |
14 | 642837ac16 |
15 | 35ba5e4bd0 |
hex | 1e4d179e84 |
130142412420 has 24 divisors (see below), whose sum is σ = 364398754944. Its totient is φ = 34704643296.
The previous prime is 130142412371. The next prime is 130142412427. The reversal of 130142412420 is 24214241031.
It is not an unprimeable number, because it can be changed into a prime (130142412427) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1084520044 + ... + 1084520163.
It is an arithmetic number, because the mean of its divisors is an integer number (15183281456).
Almost surely, 2130142412420 is an apocalyptic number.
130142412420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
130142412420 is an abundant number, since it is smaller than the sum of its proper divisors (234256342524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130142412420 is a wasteful number, since it uses less digits than its factorization.
130142412420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2169040219 (or 2169040217 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 24.
Adding to 130142412420 its reverse (24214241031), we get a palindrome (154356653451).
The spelling of 130142412420 in words is "one hundred thirty billion, one hundred forty-two million, four hundred twelve thousand, four hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.076 sec. • engine limits •