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11131325200 = 245229959597
BaseRepresentation
bin10100101110111101…
…01000101100010000
31001201202112220112201
422113132220230100
5140244104401300
65040314532544
7542562463102
oct122736505420
931652486481
1011131325200
1147a2385416
1221a7a37154
1310851b8378
147784d7572
1545238066a
hex2977a8b10

11131325200 has 60 divisors (see below), whose sum is σ = 27665210340. Its totient is φ = 4298990080.

The previous prime is 11131325197. The next prime is 11131325221. The reversal of 11131325200 is 252313111.

It can be written as a sum of positive squares in 6 ways, for example, as 570063376 + 10561261824 = 23876^2 + 102768^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 468199 + ... + 491398.

It is an arithmetic number, because the mean of its divisors is an integer number (461086839).

Almost surely, 211131325200 is an apocalyptic number.

11131325200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11131325200 is an abundant number, since it is smaller than the sum of its proper divisors (16533885140).

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

11131325200 is a wasteful number, since it uses less digits than its factorization.

11131325200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959644 (or 959633 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 19.

Adding to 11131325200 its reverse (252313111), we get a palindrome (11383638311).

The spelling of 11131325200 in words is "eleven billion, one hundred thirty-one million, three hundred twenty-five thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 29 40 50 58 80 100 116 145 200 232 290 400 464 580 725 1160 1450 2320 2900 5800 11600 959597 1919194 3838388 4797985 7676776 9595970 15353552 19191940 23989925 27828313 38383880 47979850 55656626 76767760 95959700 111313252 139141565 191919400 222626504 278283130 383838800 445253008 556566260 695707825 1113132520 1391415650 2226265040 2782831300 5565662600 11131325200