Base | Representation |
---|---|
bin | 111000010110011000… |
… | …1101101011110101010 |
3 | 102120100102020211120021 |
4 | 1300230301231132222 |
5 | 3440312120010010 |
6 | 131331422551054 |
7 | 11512514455510 |
oct | 1605461553652 |
9 | 376312224507 |
10 | 121010313130 |
11 | 47358192353 |
12 | 1b55213848a |
13 | b5465c57a5 |
14 | 5bdd5ba4b0 |
15 | 3233a228da |
hex | 1c2cc6d7aa |
121010313130 has 32 divisors (see below), whose sum is σ = 248948671104. Its totient is φ = 41487055296.
The previous prime is 121010313089. The next prime is 121010313143. The reversal of 121010313130 is 31313010121.
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, 1836129 + ... + 1900891.
It is an arithmetic number, because the mean of its divisors is an integer number (7779645972).
Almost surely, 2121010313130 is an apocalyptic number.
121010313130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121010313130 is an abundant number, since it is smaller than the sum of its proper divisors (127938357974).
121010313130 is a wasteful number, since it uses less digits than its factorization.
121010313130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91470.
The product of its (nonzero) digits is 54, while the sum is 16.
Adding to 121010313130 its reverse (31313010121), we get a palindrome (152323323251).
The spelling of 121010313130 in words is "one hundred twenty-one billion, ten million, three hundred thirteen thousand, one hundred thirty".
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