Base | Representation |
---|---|
bin | 111000011001011000… |
… | …1111010101000100110 |
3 | 102120121102202210120012 |
4 | 1300302301322220212 |
5 | 3441013410432220 |
6 | 131345421410222 |
7 | 11515146525554 |
oct | 1606261725046 |
9 | 376542683505 |
10 | 121111030310 |
11 | 473aa023696 |
12 | 1b57ba09972 |
13 | b56142a85a |
14 | 5c0cb16bd4 |
15 | 323c7b9ac5 |
hex | 1c32c7aa26 |
121111030310 has 32 divisors (see below), whose sum is σ = 227562946560. Its totient is φ = 46320851808.
The previous prime is 121111030297. The next prime is 121111030321. The reversal of 121111030310 is 13030111121.
It is a happy number.
It is a super-2 number, since 2×1211110303102 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 528539 + ... + 722201.
It is an arithmetic number, because the mean of its divisors is an integer number (7111342080).
Almost surely, 2121111030310 is an apocalyptic number.
121111030310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121111030310 is a deficient number, since it is larger than the sum of its proper divisors (106451916250).
121111030310 is a wasteful number, since it uses less digits than its factorization.
121111030310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 196412.
The product of its (nonzero) digits is 18, while the sum is 14.
Adding to 121111030310 its reverse (13030111121), we get a palindrome (134141141431).
The spelling of 121111030310 in words is "one hundred twenty-one billion, one hundred eleven million, thirty thousand, three hundred ten".
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