Base | Representation |
---|---|
bin | 1111100000000… |
… | …01111000000110 |
3 | 100001200021011001 |
4 | 13300001320012 |
5 | 231241443420 |
6 | 20523003514 |
7 | 3136150306 |
oct | 760017006 |
9 | 301607131 |
10 | 130031110 |
11 | 67443330 |
12 | 3766959a |
13 | 20c299b1 |
14 | 133ab606 |
15 | b637b0a |
hex | 7c01e06 |
130031110 has 32 divisors (see below), whose sum is σ = 256089600. Its totient is φ = 47144160.
The previous prime is 130031107. The next prime is 130031123. The reversal of 130031110 is 11130031.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40131 + ... + 43249.
It is an arithmetic number, because the mean of its divisors is an integer number (8002800).
Almost surely, 2130031110 is an apocalyptic number.
130031110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
130031110 is a deficient number, since it is larger than the sum of its proper divisors (126058490).
130031110 is a wasteful number, since it uses less digits than its factorization.
130031110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3516.
The product of its (nonzero) digits is 9, while the sum is 10.
The square root of 130031110 is about 11403.1184331305. The cubic root of 130031110 is about 506.6201081602.
Adding to 130031110 its reverse (11130031), we get a palindrome (141161141).
The spelling of 130031110 in words is "one hundred thirty million, thirty-one thousand, one hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •