Base | Representation |
---|---|
bin | 110111111100010001… |
… | …1010110100111001101 |
3 | 102111002100120100001120 |
4 | 1233320203112213031 |
5 | 3432013314243341 |
6 | 131104443231153 |
7 | 11452015202163 |
oct | 1577043264715 |
9 | 374070510046 |
10 | 120134134221 |
11 | 46a48650152 |
12 | 1b3488184b9 |
13 | b436c1c82a |
14 | 5b590a1233 |
15 | 31d1b4e066 |
hex | 1bf88d69cd |
120134134221 has 16 divisors (see below), whose sum is σ = 167155384320. Its totient is φ = 76601663600.
The previous prime is 120134134199. The next prime is 120134134229. The reversal of 120134134221 is 122431431021.
It is a cyclic number.
It is not a de Polignac number, because 120134134221 - 26 = 120134134157 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 120134134191 and 120134134200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120134134229) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1017040 + ... + 1128998.
It is an arithmetic number, because the mean of its divisors is an integer number (10447211520).
Almost surely, 2120134134221 is an apocalyptic number.
It is an amenable number.
120134134221 is a deficient number, since it is larger than the sum of its proper divisors (47021250099).
120134134221 is a wasteful number, since it uses less digits than its factorization.
120134134221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 127536.
The product of its (nonzero) digits is 1152, while the sum is 24.
Adding to 120134134221 its reverse (122431431021), we get a palindrome (242565565242).
The spelling of 120134134221 in words is "one hundred twenty billion, one hundred thirty-four million, one hundred thirty-four thousand, two hundred twenty-one".
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