Base | Representation |
---|---|
bin | 1100001110101011110… |
… | …00100011011110111010 |
3 | 1111011121110210212011220 |
4 | 12013111320203132322 |
5 | 23341032222400442 |
6 | 521012020332510 |
7 | 42233644524513 |
oct | 6072570433672 |
9 | 1434543725156 |
10 | 420200200122 |
11 | 15222a07076a |
12 | 69530244136 |
13 | 30817640391 |
14 | 164a2cbda0a |
15 | ade500ceec |
hex | 61d5e237ba |
420200200122 has 16 divisors (see below), whose sum is σ = 849064323072. Its totient is φ = 138622746240.
The previous prime is 420200200109. The next prime is 420200200151. The reversal of 420200200122 is 221002002024.
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, 360996154 + ... + 360997317.
It is an arithmetic number, because the mean of its divisors is an integer number (53066520192).
Almost surely, 2420200200122 is an apocalyptic number.
420200200122 is an abundant number, since it is smaller than the sum of its proper divisors (428864122950).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420200200122 is a wasteful number, since it uses less digits than its factorization.
420200200122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 721993573.
The product of its (nonzero) digits is 128, while the sum is 15.
Adding to 420200200122 its reverse (221002002024), we get a palindrome (641202202146).
The spelling of 420200200122 in words is "four hundred twenty billion, two hundred million, two hundred thousand, one hundred twenty-two".
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