Search a number
-
+
225201027200 = 275283892
BaseRepresentation
bin1101000110111100000…
…1101111100010000000
3210112021122110111210012
43101233001233202000
512142202430332300
6251242251324052
722161456101342
oct3215701574200
9715248414705
10225201027200
1187564121a06
123778b450628
131830c3ac3a6
14ac85037292
155cd0b05435
hex346f06f880

225201027200 has 72 divisors (see below), whose sum is σ = 556383235455. Its totient is φ = 90069672960.

The previous prime is 225201027167. The next prime is 225201027203. The reversal of 225201027200 is 2720102522.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 5 ways, for example, as 170516140096 + 54684887104 = 412936^2 + 233848^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=335560.

It is not an unprimeable number, because it can be changed into a prime (225201027203) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 26840606 + ... + 26848994.

Almost surely, 2225201027200 is an apocalyptic number.

225201027200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225201027200 is an abundant number, since it is smaller than the sum of its proper divisors (331182208255).

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

225201027200 is an frugal number, since it uses more digits than its factorization.

225201027200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16802 (or 8396 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 23.

Adding to 225201027200 its reverse (2720102522), we get a palindrome (227921129722).

The spelling of 225201027200 in words is "two hundred twenty-five billion, two hundred one million, twenty-seven thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 128 160 200 320 400 640 800 1600 3200 8389 16778 33556 41945 67112 83890 134224 167780 209725 268448 335560 419450 536896 671120 838900 1073792 1342240 1677800 2684480 3355600 5368960 6711200 13422400 26844800 70375321 140750642 281501284 351876605 563002568 703753210 1126005136 1407506420 1759383025 2252010272 2815012840 3518766050 4504020544 5630025680 7037532100 9008041088 11260051360 14075064200 22520102720 28150128400 45040205440 56300256800 112600513600 225201027200