Base | Representation |
---|---|
bin | 110001011110110011… |
… | …110010000100111000 |
3 | 12002010201220212002020 |
4 | 301132303302010320 |
5 | 1332302320142222 |
6 | 40224021234440 |
7 | 3560421406542 |
oct | 613663620470 |
9 | 162121825066 |
10 | 53130240312 |
11 | 205946a9a16 |
12 | a369262a20 |
13 | 5019425226 |
14 | 280035a692 |
15 | 15ae5b365c |
hex | c5ecf2138 |
53130240312 has 32 divisors (see below), whose sum is σ = 135914570880. Its totient is φ = 17298217440.
The previous prime is 53130240277. The next prime is 53130240313. The reversal of 53130240312 is 21304203135.
53130240312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×531302403122 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53130240313) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25740364 + ... + 25742427.
It is an arithmetic number, because the mean of its divisors is an integer number (4247330340).
Almost surely, 253130240312 is an apocalyptic number.
It is an amenable number.
53130240312 is an abundant number, since it is smaller than the sum of its proper divisors (82784330568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53130240312 is a wasteful number, since it uses less digits than its factorization.
53130240312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51482843 (or 51482839 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 24.
Adding to 53130240312 its reverse (21304203135), we get a palindrome (74434443447).
The spelling of 53130240312 in words is "fifty-three billion, one hundred thirty million, two hundred forty thousand, three hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •