Base | Representation |
---|---|
bin | 1011110100101011100… |
… | …1011001011100000110 |
3 | 201102021210011021212000 |
4 | 2331022321121130012 |
5 | 11311442211221202 |
6 | 233151223010130 |
7 | 20450334465600 |
oct | 2751271313406 |
9 | 642253137760 |
10 | 203120023302 |
11 | 79162a59959 |
12 | 33448599946 |
13 | 16200838101 |
14 | 9b8c60c170 |
15 | 543c32591c |
hex | 2f4ae59706 |
203120023302 has 96 divisors (see below), whose sum is σ = 526209408000. Its totient is φ = 57908599056.
The previous prime is 203120023297. The next prime is 203120023319. The reversal of 203120023302 is 203320021302.
It is a happy number.
203120023302 is a `hidden beast` number, since 20 + 312 + 0 + 0 + 2 + 330 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1142199 + ... + 1307997.
It is an arithmetic number, because the mean of its divisors is an integer number (5481348000).
Almost surely, 2203120023302 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 203120023302, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263104704000).
203120023302 is an abundant number, since it is smaller than the sum of its proper divisors (323089384698).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203120023302 is a wasteful number, since it uses less digits than its factorization.
203120023302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 166287 (or 166274 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
Adding to 203120023302 its reverse (203320021302), we get a palindrome (406440044604).
It can be divided in two parts, 2031200 and 23302, that added together give a palindrome (2054502).
The spelling of 203120023302 in words is "two hundred three billion, one hundred twenty million, twenty-three thousand, three hundred two".
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