Base | Representation |
---|---|
bin | 100000001010100010101… |
… | …011001110010110101011 |
3 | 21211022021120020102102000 |
4 | 200022202223032112223 |
5 | 242203240130230443 |
6 | 4411230045142043 |
7 | 315456226442412 |
oct | 40124253162653 |
9 | 7738246212360 |
10 | 2210342430123 |
11 | 7824457508a3 |
12 | 2b846725a923 |
13 | 1305854a6489 |
14 | 78da4390479 |
15 | 3c7694008d3 |
hex | 202a2ace5ab |
2210342430123 has 64 divisors (see below), whose sum is σ = 3421300032000. Its totient is φ = 1408569063552.
The previous prime is 2210342430113. The next prime is 2210342430157. The reversal of 2210342430123 is 3210342430122.
2210342430123 is a `hidden beast` number, since 2 + 2 + 10 + 342 + 4 + 301 + 2 + 3 = 666.
It is not a de Polignac number, because 2210342430123 - 25 = 2210342430091 is a prime.
It is a super-2 number, since 2×22103424301232 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (2210342430113) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 149876836 + ... + 149891582.
It is an arithmetic number, because the mean of its divisors is an integer number (53457813000).
Almost surely, 22210342430123 is an apocalyptic number.
2210342430123 is a deficient number, since it is larger than the sum of its proper divisors (1210957601877).
2210342430123 is a wasteful number, since it uses less digits than its factorization.
2210342430123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16681 (or 16675 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 27.
Adding to 2210342430123 its reverse (3210342430122), we get a palindrome (5420684860245).
Subtracting 2210342430123 from its reverse (3210342430122), we obtain a palindrome (999999999999).
The spelling of 2210342430123 in words is "two trillion, two hundred ten billion, three hundred forty-two million, four hundred thirty thousand, one hundred twenty-three".
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