Base | Representation |
---|---|
bin | 1111100000011… |
… | …11000000010111 |
3 | 100001202222220210 |
4 | 13300033000113 |
5 | 231300204022 |
6 | 20524100503 |
7 | 3136463142 |
oct | 760170027 |
9 | 301688823 |
10 | 130084887 |
11 | 6747a779 |
12 | 37694733 |
13 | 20c4830a |
14 | 133c3059 |
15 | b648a0c |
hex | 7c0f017 |
130084887 has 16 divisors (see below), whose sum is σ = 182856960. Its totient is φ = 82032192.
The previous prime is 130084837. The next prime is 130084909. The reversal of 130084887 is 788480031.
It is not a de Polignac number, because 130084887 - 220 = 129036311 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130084837) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47518 + ... + 50180.
It is an arithmetic number, because the mean of its divisors is an integer number (11428560).
Almost surely, 2130084887 is an apocalyptic number.
130084887 is a deficient number, since it is larger than the sum of its proper divisors (52772073).
130084887 is a wasteful number, since it uses less digits than its factorization.
130084887 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3542.
The product of its (nonzero) digits is 43008, while the sum is 39.
The square root of 130084887 is about 11405.4761847106. The cubic root of 130084887 is about 506.6899395377.
The spelling of 130084887 in words is "one hundred thirty million, eighty-four thousand, eight hundred eighty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.000 sec. • engine limits •