Base | Representation |
---|---|
bin | 1100001111011110000… |
… | …11100000110010010100 |
3 | 1111012200220110001220110 |
4 | 12013233003200302110 |
5 | 23342413330044220 |
6 | 521121544003020 |
7 | 42250263166434 |
oct | 6075703406224 |
9 | 1435626401813 |
10 | 420622503060 |
11 | 15242648a161 |
12 | 69629760470 |
13 | 30883c90386 |
14 | 1650300c2c4 |
15 | ae1c129be0 |
hex | 61ef0e0c94 |
420622503060 has 192 divisors, whose sum is σ = 1263649766400. Its totient is φ = 104165326848.
The previous prime is 420622503001. The next prime is 420622503061. The reversal of 420622503060 is 60305226024.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (420622503061) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 46202469 + ... + 46211571.
It is an arithmetic number, because the mean of its divisors is an integer number (6581509200).
Almost surely, 2420622503060 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 420622503060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (631824883200).
420622503060 is an abundant number, since it is smaller than the sum of its proper divisors (843027263340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420622503060 is a wasteful number, since it uses less digits than its factorization.
420622503060 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9730 (or 9728 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 30.
Adding to 420622503060 its reverse (60305226024), we get a palindrome (480927729084).
The spelling of 420622503060 in words is "four hundred twenty billion, six hundred twenty-two million, five hundred three thousand, sixty".
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