Base | Representation |
---|---|
bin | 111100101110010111… |
… | …1111110101111101101 |
3 | 110110121011012111001222 |
4 | 1321130233332233231 |
5 | 4114032201204100 |
6 | 135523545513125 |
7 | 12264363031310 |
oct | 1713457765755 |
9 | 413534174058 |
10 | 130405100525 |
11 | 50339309157 |
12 | 213344a27a5 |
13 | c3b2ab089b |
14 | 64511da977 |
15 | 35d36d3485 |
hex | 1e5cbfebed |
130405100525 has 48 divisors (see below), whose sum is σ = 188095818240. Its totient is φ = 87838732800.
The previous prime is 130405100503. The next prime is 130405100591. The reversal of 130405100525 is 525001504031.
It is not a de Polignac number, because 130405100525 - 218 = 130404838381 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 130405100494 and 130405100503.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2699585 + ... + 2747465.
It is an arithmetic number, because the mean of its divisors is an integer number (3918662880).
Almost surely, 2130405100525 is an apocalyptic number.
It is an amenable number.
130405100525 is a deficient number, since it is larger than the sum of its proper divisors (57690717715).
130405100525 is a wasteful number, since it uses less digits than its factorization.
130405100525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 48174 (or 48169 counting only the distinct ones).
The product of its (nonzero) digits is 3000, while the sum is 26.
Adding to 130405100525 its reverse (525001504031), we get a palindrome (655406604556).
The spelling of 130405100525 in words is "one hundred thirty billion, four hundred five million, one hundred thousand, five hundred twenty-five".
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