Base | Representation |
---|---|
bin | 1111100011000… |
… | …11100011101110 |
3 | 100002102120222201 |
4 | 13301203203232 |
5 | 231342244324 |
6 | 20535332114 |
7 | 3142434634 |
oct | 761434356 |
9 | 302376881 |
10 | 130431214 |
11 | 676969a1 |
12 | 3782103a |
13 | 21039b44 |
14 | 13473354 |
15 | b6b6444 |
hex | 7c638ee |
130431214 has 8 divisors (see below), whose sum is σ = 196740360. Its totient is φ = 64851096.
The previous prime is 130431199. The next prime is 130431271. The reversal of 130431214 is 412134031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 130431191 and 130431200.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181809 + ... + 182524.
It is an arithmetic number, because the mean of its divisors is an integer number (24592545).
Almost surely, 2130431214 is an apocalyptic number.
130431214 is a deficient number, since it is larger than the sum of its proper divisors (66309146).
130431214 is a wasteful number, since it uses less digits than its factorization.
130431214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 364514.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 130431214 is about 11420.6485805317. The cubic root of 130431214 is about 507.1391972304.
Adding to 130431214 its reverse (412134031), we get a palindrome (542565245).
The spelling of 130431214 in words is "one hundred thirty million, four hundred thirty-one thousand, two hundred fourteen".
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