Base | Representation |
---|---|
bin | 1100010111110010100… |
… | …1011001100111110110 |
3 | 202022121121012200002102 |
4 | 3011330221121213312 |
5 | 11440242411001032 |
6 | 241350332542102 |
7 | 21233024335103 |
oct | 3057451314766 |
9 | 668547180072 |
10 | 212544625142 |
11 | 821599997a3 |
12 | 35238921932 |
13 | 170732618a5 |
14 | a40418daaa |
15 | 57de925362 |
hex | 317ca599f6 |
212544625142 has 16 divisors (see below), whose sum is σ = 336844364400. Its totient is φ = 100304756640.
The previous prime is 212544625121. The next prime is 212544625151. The reversal of 212544625142 is 241526445212.
It is a Harshad number since it is a multiple of its sum of digits (38).
It is a junction number, because it is equal to n+sod(n) for n = 212544625096 and 212544625105.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10386209 + ... + 10406652.
It is an arithmetic number, because the mean of its divisors is an integer number (21052772775).
Almost surely, 2212544625142 is an apocalyptic number.
212544625142 is a deficient number, since it is larger than the sum of its proper divisors (124299739258).
212544625142 is a wasteful number, since it uses less digits than its factorization.
212544625142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20793151.
The product of its digits is 153600, while the sum is 38.
The spelling of 212544625142 in words is "two hundred twelve billion, five hundred forty-four million, six hundred twenty-five thousand, one hundred forty-two".
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