Base | Representation |
---|---|
bin | 1011101110010010000… |
… | …1010000111111101110 |
3 | 201020212002012001202110 |
4 | 2323210201100333232 |
5 | 11244433004434410 |
6 | 232304544504450 |
7 | 20356640222433 |
oct | 2734441207756 |
9 | 636762161673 |
10 | 201402421230 |
11 | 7846146400a |
12 | 3304931b126 |
13 | 15cb8a37a1a |
14 | 9a68463b8a |
15 | 538b646720 |
hex | 2ee4850fee |
201402421230 has 64 divisors (see below), whose sum is σ = 505256859648. Its totient is φ = 51283077120.
The previous prime is 201402421183. The next prime is 201402421243. The reversal of 201402421230 is 32124204102.
It is a junction number, because it is equal to n+sod(n) for n = 201402421197 and 201402421206.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 145195 + ... + 651065.
It is an arithmetic number, because the mean of its divisors is an integer number (7894638432).
Almost surely, 2201402421230 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 201402421230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252628429824).
201402421230 is an abundant number, since it is smaller than the sum of its proper divisors (303854438418).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201402421230 is a wasteful number, since it uses less digits than its factorization.
201402421230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 506481.
The product of its (nonzero) digits is 768, while the sum is 21.
Adding to 201402421230 its reverse (32124204102), we get a palindrome (233526625332).
The spelling of 201402421230 in words is "two hundred one billion, four hundred two million, four hundred twenty-one thousand, two hundred thirty".
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