Base | Representation |
---|---|
bin | 1100010010100100010… |
… | …0011010101100111110 |
3 | 202011222212201100001011 |
4 | 3010221010122230332 |
5 | 11424404424440220 |
6 | 240555242505434 |
7 | 21153206653222 |
oct | 3045104325476 |
9 | 664885640034 |
10 | 211142421310 |
11 | 815aa435257 |
12 | 34b0720527a |
13 | 16bab8c0c92 |
14 | a30dc66782 |
15 | 575b79765a |
hex | 312911ab3e |
211142421310 has 64 divisors (see below), whose sum is σ = 411346216512. Its totient is φ = 77734066176.
The previous prime is 211142421307. The next prime is 211142421311. The reversal of 211142421310 is 13124241112.
211142421310 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2111424213102 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (211142421311) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2727904 + ... + 2804236.
It is an arithmetic number, because the mean of its divisors is an integer number (6427284633).
Almost surely, 2211142421310 is an apocalyptic number.
211142421310 is a deficient number, since it is larger than the sum of its proper divisors (200203795202).
211142421310 is a wasteful number, since it uses less digits than its factorization.
211142421310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76717.
The product of its (nonzero) digits is 384, while the sum is 22.
Adding to 211142421310 its reverse (13124241112), we get a palindrome (224266662422).
The spelling of 211142421310 in words is "two hundred eleven billion, one hundred forty-two million, four hundred twenty-one thousand, three hundred ten".
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