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200110144 = 2613240517
BaseRepresentation
bin10111110110101…
…11000001000000
3111221112122111211
423323113001000
5402212011034
631505015504
74646623333
oct1373270100
9457478454
10200110144
11a2a58793
1257024594
13325c5490
141c81061a
151287bd64
hexbed7040

200110144 has 28 divisors (see below), whose sum is σ = 427641004. Its totient is φ = 92358144.

The previous prime is 200110133. The next prime is 200110153. The reversal of 200110144 is 441011002.

It can be written as a sum of positive squares in 2 ways, for example, as 43560000 + 156550144 = 6600^2 + 12512^2 .

It is a Harshad number since it is a multiple of its sum of digits (13).

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 119427 + ... + 121090.

It is an arithmetic number, because the mean of its divisors is an integer number (15272893).

Almost surely, 2200110144 is an apocalyptic number.

It is an amenable number.

200110144 is an abundant number, since it is smaller than the sum of its proper divisors (227530860).

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

200110144 is a wasteful number, since it uses less digits than its factorization.

200110144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240542 (or 240532 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 200110144 is about 14146.0292661934. The cubic root of 200110144 is about 584.9108822778.

Adding to 200110144 its reverse (441011002), we get a palindrome (641121146).

The spelling of 200110144 in words is "two hundred million, one hundred ten thousand, one hundred forty-four".

Divisors: 1 2 4 8 13 16 26 32 52 64 104 208 416 832 240517 481034 962068 1924136 3126721 3848272 6253442 7696544 12506884 15393088 25013768 50027536 100055072 200110144