Base | Representation |
---|---|
bin | 111000011001111101… |
… | …1100101101011011010 |
3 | 102120122210002222202211 |
4 | 1300303323211223122 |
5 | 3441033331440010 |
6 | 131351351345334 |
7 | 11515502633266 |
oct | 1606373455332 |
9 | 376583088684 |
10 | 121130343130 |
11 | 47409a146a5 |
12 | 1b58638224a |
13 | b565430264 |
14 | 5c115030a6 |
15 | 323e33208a |
hex | 1c33ee5ada |
121130343130 has 32 divisors (see below), whose sum is σ = 222135813648. Its totient is φ = 47544537600.
The previous prime is 121130343101. The next prime is 121130343227. The reversal of 121130343130 is 31343031121.
It can be written as a sum of positive squares in 8 ways, for example, as 13612588929 + 107517754201 = 116673^2 + 327899^2 .
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, 20974 + ... + 492646.
Almost surely, 2121130343130 is an apocalyptic number.
121130343130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121130343130 is a deficient number, since it is larger than the sum of its proper divisors (101005470518).
121130343130 is a wasteful number, since it uses less digits than its factorization.
121130343130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 472162.
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 121130343130 its reverse (31343031121), we get a palindrome (152473374251).
The spelling of 121130343130 in words is "one hundred twenty-one billion, one hundred thirty million, three hundred forty-three thousand, one hundred thirty".
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