Base | Representation |
---|---|
bin | 111100101001010011… |
… | …1101100010001011111 |
3 | 110110011022102101101200 |
4 | 1321102213230101133 |
5 | 4113210144434201 |
6 | 135455035210543 |
7 | 12260230362024 |
oct | 1712247542137 |
9 | 413138371350 |
10 | 130235155551 |
11 | 50261393a66 |
12 | 212a75a6a53 |
13 | c38681a627 |
14 | 64367dd54b |
15 | 35c3814386 |
hex | 1e529ec45f |
130235155551 has 24 divisors (see below), whose sum is σ = 199354718160. Its totient is φ = 81645801216.
The previous prime is 130235155529. The next prime is 130235155637. The reversal of 130235155551 is 155551532031.
130235155551 is a `hidden beast` number, since 1 + 3 + 0 + 2 + 3 + 51 + 55 + 551 = 666.
It is not a de Polignac number, because 130235155551 - 218 = 130234893407 is a prime.
It is a super-2 number, since 2×1302351555512 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130235155051) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 188016 + ... + 543893.
It is an arithmetic number, because the mean of its divisors is an integer number (8306446590).
Almost surely, 2130235155551 is an apocalyptic number.
130235155551 is a deficient number, since it is larger than the sum of its proper divisors (69119562609).
130235155551 is a wasteful number, since it uses less digits than its factorization.
130235155551 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 733095 (or 733092 counting only the distinct ones).
The product of its (nonzero) digits is 56250, while the sum is 36.
Adding to 130235155551 its reverse (155551532031), we get a palindrome (285786687582).
The spelling of 130235155551 in words is "one hundred thirty billion, two hundred thirty-five million, one hundred fifty-five thousand, five hundred fifty-one".
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