Base | Representation |
---|---|
bin | 1011110101001011100… |
… | …1100000100110101100 |
3 | 201102122010202202020000 |
4 | 2331102321200212230 |
5 | 11312231043123010 |
6 | 233212420224300 |
7 | 20453554535520 |
oct | 2752271404654 |
9 | 642563682200 |
10 | 203254270380 |
11 | 79221811757 |
12 | 3348553b090 |
13 | 162225aca55 |
14 | 9ba2395d80 |
15 | 5448ee27c0 |
hex | 2f52e609ac |
203254270380 has 240 divisors, whose sum is σ = 733600929600. Its totient is φ = 46145935872.
The previous prime is 203254270369. The next prime is 203254270397. The reversal of 203254270380 is 83072452302.
203254270380 is a `hidden beast` number, since 2 + 0 + 3 + 2 + 5 + 4 + 270 + 380 = 666.
203254270380 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2032542703802 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1629514 + ... + 1749806.
It is an arithmetic number, because the mean of its divisors is an integer number (3056670540).
Almost surely, 2203254270380 is an apocalyptic number.
203254270380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 203254270380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (366800464800).
203254270380 is an abundant number, since it is smaller than the sum of its proper divisors (530346659220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203254270380 is a wasteful number, since it uses less digits than its factorization.
203254270380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 120470 (or 120459 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 36.
The spelling of 203254270380 in words is "two hundred three billion, two hundred fifty-four million, two hundred seventy thousand, three hundred eighty".
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