Base | Representation |
---|---|
bin | 1100010111010111010… |
… | …0101001101101110100 |
3 | 202022022121202220221122 |
4 | 3011311310221231310 |
5 | 11440024103243012 |
6 | 241331123003112 |
7 | 21230134230056 |
oct | 3056564515564 |
9 | 668277686848 |
10 | 212430134132 |
11 | 821002aaa27 |
12 | 35206509498 |
13 | 17055616328 |
14 | a3d2ca98d6 |
15 | 57d485be72 |
hex | 3175d29b74 |
212430134132 has 48 divisors (see below), whose sum is σ = 390449687040. Its totient is φ = 100994611200.
The previous prime is 212430134099. The next prime is 212430134153. The reversal of 212430134132 is 231431034212.
It is a super-2 number, since 2×2124301341322 (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, 16798532 + ... + 16811172.
It is an arithmetic number, because the mean of its divisors is an integer number (8134368480).
Almost surely, 2212430134132 is an apocalyptic number.
It is an amenable number.
212430134132 is a deficient number, since it is larger than the sum of its proper divisors (178019552908).
212430134132 is a wasteful number, since it uses less digits than its factorization.
212430134132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15032 (or 15030 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 26.
Adding to 212430134132 its reverse (231431034212), we get a palindrome (443861168344).
The spelling of 212430134132 in words is "two hundred twelve billion, four hundred thirty million, one hundred thirty-four thousand, one hundred thirty-two".
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