Base | Representation |
---|---|
bin | 1110011011011… |
… | …00011010100110 |
3 | 22102201222101002 |
4 | 13031230122212 |
5 | 221440432220 |
6 | 20002033302 |
7 | 2666512022 |
oct | 715543246 |
9 | 272658332 |
10 | 121030310 |
11 | 62355955 |
12 | 34648832 |
13 | 1c0c7b8b |
14 | 12107382 |
15 | a95ac75 |
hex | 736c6a6 |
121030310 has 24 divisors (see below), whose sum is σ = 231428880. Its totient is φ = 45563264.
The previous prime is 121030309. The next prime is 121030331. The reversal of 121030310 is 13030121.
It is a super-2 number, since 2×1210303102 = 29296671877392200, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 121030291 and 121030300.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18050 + ... + 23829.
It is an arithmetic number, because the mean of its divisors is an integer number (9642870).
Almost surely, 2121030310 is an apocalyptic number.
121030310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121030310 is a deficient number, since it is larger than the sum of its proper divisors (110398570).
121030310 is a wasteful number, since it uses less digits than its factorization.
121030310 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 41920 (or 41903 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 11.
The square root of 121030310 is about 11001.3776410048. The cubic root of 121030310 is about 494.6500400258.
Adding to 121030310 its reverse (13030121), we get a palindrome (134060431).
The spelling of 121030310 in words is "one hundred twenty-one million, thirty thousand, three hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •