Base | Representation |
---|---|
bin | 1100010101111100111… |
… | …0011010110000001110 |
3 | 202021100012101120000020 |
4 | 3011133032122300032 |
5 | 11433240024400442 |
6 | 241225341043010 |
7 | 21214551603411 |
oct | 3053716326016 |
9 | 667305346006 |
10 | 212051012622 |
11 | 81a262a5369 |
12 | 3511b556466 |
13 | 16cc4c04c87 |
14 | a3987bbb78 |
15 | 57b141e9ec |
hex | 315f39ac0e |
212051012622 has 32 divisors (see below), whose sum is σ = 426403795200. Its totient is φ = 70300327680.
The previous prime is 212051012611. The next prime is 212051012623. The reversal of 212051012622 is 226210150212.
It is a junction number, because it is equal to n+sod(n) for n = 212051012592 and 212051012601.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (212051012623) 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, 3061797 + ... + 3130287.
It is an arithmetic number, because the mean of its divisors is an integer number (13325118600).
Almost surely, 2212051012622 is an apocalyptic number.
212051012622 is an abundant number, since it is smaller than the sum of its proper divisors (214352782578).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212051012622 is a wasteful number, since it uses less digits than its factorization.
212051012622 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71288.
The product of its (nonzero) digits is 960, while the sum is 24.
Adding to 212051012622 its reverse (226210150212), we get a palindrome (438261162834).
The spelling of 212051012622 in words is "two hundred twelve billion, fifty-one million, twelve thousand, six hundred twenty-two".
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