Search a number
-
+
302000211200 = 285289530197
BaseRepresentation
bin1000110010100001001…
…11011000010100000000
31001212111220200021200102
410121100213120110000
514421444023224300
6350423104341532
730550563304022
oct4312047302400
91055456607612
10302000211200
11107094278606
124a6433148a8
132262b34b12c
141088ca54012
157cc80b40d5
hex46509d8500

302000211200 has 108 divisors (see below), whose sum is σ = 755897986620. Its totient is φ = 119442554880.

The previous prime is 302000211179. The next prime is 302000211203. The reversal of 302000211200 is 2112000203.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 74524632064 + 227475579136 = 272992^2 + 476944^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (302000211203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 304502 + ... + 834698.

Almost surely, 2302000211200 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 302000211200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (377948993310).

302000211200 is an abundant number, since it is smaller than the sum of its proper divisors (453897775420).

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

302000211200 is an equidigital number, since it uses as much as digits as its factorization.

302000211200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530312 (or 530293 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 302000211200 its reverse (2112000203), we get a palindrome (304112211403).

The spelling of 302000211200 in words is "three hundred two billion, two hundred eleven thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 89 100 128 160 178 200 256 320 356 400 445 640 712 800 890 1280 1424 1600 1780 2225 2848 3200 3560 4450 5696 6400 7120 8900 11392 14240 17800 22784 28480 35600 56960 71200 113920 142400 284800 530197 569600 1060394 2120788 2650985 4241576 5301970 8483152 10603940 13254925 16966304 21207880 26509850 33932608 42415760 47187533 53019700 67865216 84831520 94375066 106039400 135730432 169663040 188750132 212078800 235937665 339326080 377500264 424157600 471875330 678652160 755000528 848315200 943750660 1179688325 1510001056 1696630400 1887501320 2359376650 3020002112 3393260800 3775002640 4718753300 6040004224 7550005280 9437506600 12080008448 15100010560 18875013200 30200021120 37750026400 60400042240 75500052800 151000105600 302000211200