Base | Representation |
---|---|
bin | 1111100110111… |
… | …00011011110001 |
3 | 100010100202011000 |
4 | 13303130123301 |
5 | 232004120241 |
6 | 20554112213 |
7 | 3146566251 |
oct | 763343361 |
9 | 303322130 |
10 | 130926321 |
11 | 679a4979 |
12 | 37a1b669 |
13 | 211812c6 |
14 | 13561961 |
15 | b762eb6 |
hex | 7cdc6f1 |
130926321 has 16 divisors (see below), whose sum is σ = 204174400. Its totient is φ = 82689984.
The previous prime is 130926293. The next prime is 130926347. The reversal of 130926321 is 123629031.
It is not a de Polignac number, because 130926321 - 27 = 130926193 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (130926371) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127096 + ... + 128121.
It is an arithmetic number, because the mean of its divisors is an integer number (12760900).
Almost surely, 2130926321 is an apocalyptic number.
It is an amenable number.
130926321 is a deficient number, since it is larger than the sum of its proper divisors (73248079).
130926321 is a wasteful number, since it uses less digits than its factorization.
130926321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 255245 (or 255239 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 27.
The square root of 130926321 is about 11442.3040074978. The cubic root of 130926321 is about 507.7800743212.
The spelling of 130926321 in words is "one hundred thirty million, nine hundred twenty-six thousand, three hundred twenty-one".
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