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200212202000 = 2453124980149
BaseRepresentation
bin1011101001110110010…
…0111100001000010000
3201010210010120122220202
42322131210330020100
511240013310431000
6231550510154332
720315305431506
oct2723544741020
9633703518822
10200212202000
1177a00628758
12329767b29a8
1315b592893a5
14999435c676
15531bddddd5
hex2e9d93c210

200212202000 has 80 divisors (see below), whose sum is σ = 484506750000. Its totient is φ = 80019763200.

The previous prime is 200212201997. The next prime is 200212202011. The reversal of 200212202000 is 202212002.

It can be written as a sum of positive squares in 8 ways, for example, as 23142928384 + 177069273616 = 152128^2 + 420796^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2457926 + ... + 2538074.

It is an arithmetic number, because the mean of its divisors is an integer number (6056334375).

Almost surely, 2200212202000 is an apocalyptic number.

200212202000 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 200212202000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (242253375000).

200212202000 is an abundant number, since it is smaller than the sum of its proper divisors (284294548000).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200212202000 is a wasteful number, since it uses less digits than its factorization.

200212202000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81421 (or 81405 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 200212202000 its reverse (202212002), we get a palindrome (200414414002).

The spelling of 200212202000 in words is "two hundred billion, two hundred twelve million, two hundred two thousand".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 125 200 250 400 500 1000 1249 2000 2498 4996 6245 9992 12490 19984 24980 31225 49960 62450 80149 99920 124900 156125 160298 249800 312250 320596 400745 499600 624500 641192 801490 1249000 1282384 1602980 2003725 2498000 3205960 4007450 6411920 8014900 10018625 16029800 20037250 32059600 40074500 80149000 100106101 160298000 200212202 400424404 500530505 800848808 1001061010 1601697616 2002122020 2502652525 4004244040 5005305050 8008488080 10010610100 12513262625 20021220200 25026525250 40042440400 50053050500 100106101000 200212202000