Base | Representation |
---|---|
bin | 111000011001000100… |
… | …1000001111101110010 |
3 | 102120120200121021101211 |
4 | 1300302021001331302 |
5 | 3441003134444214 |
6 | 131344355550334 |
7 | 11514656446243 |
oct | 1606211017562 |
9 | 376520537354 |
10 | 121100312434 |
11 | 473a3a73142 |
12 | 1b5782bb3aa |
13 | b55c14730a |
14 | 5c0b526cca |
15 | 323b89e0c4 |
hex | 1c32241f72 |
121100312434 has 8 divisors (see below), whose sum is σ = 181726767468. Its totient is φ = 60524723280.
The previous prime is 121100312381. The next prime is 121100312479. The reversal of 121100312434 is 434213001121.
It can be written as a sum of positive squares in 2 ways, for example, as 120857046025 + 243266409 = 347645^2 + 15597^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×1211003124342 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12710517 + ... + 12720040.
Almost surely, 2121100312434 is an apocalyptic number.
121100312434 is a deficient number, since it is larger than the sum of its proper divisors (60626455034).
121100312434 is a wasteful number, since it uses less digits than its factorization.
121100312434 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25432940.
The product of its (nonzero) digits is 576, while the sum is 22.
Adding to 121100312434 its reverse (434213001121), we get a palindrome (555313313555).
The spelling of 121100312434 in words is "one hundred twenty-one billion, one hundred million, three hundred twelve thousand, four hundred thirty-four".
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