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200148108 = 22316679009
BaseRepresentation
bin10111110111000…
…00010010001100
3111221121120120220
423323200102030
5402214214413
631505511340
74650142116
oct1373402214
9457546526
10200148108
11a2a84266
1257042550
1332609844
141c8203b6
1512888223
hexbee048c

200148108 has 12 divisors (see below), whose sum is σ = 467012280. Its totient is φ = 66716032.

The previous prime is 200148103. The next prime is 200148131. The reversal of 200148108 is 801841002.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (200148103) 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 3 ways as a sum of consecutive naturals, for example, 8339493 + ... + 8339516.

It is an arithmetic number, because the mean of its divisors is an integer number (38917690).

Almost surely, 2200148108 is an apocalyptic number.

It is an amenable number.

200148108 is an abundant number, since it is smaller than the sum of its proper divisors (266864172).

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

200148108 is a wasteful number, since it uses less digits than its factorization.

200148108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16679016 (or 16679014 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 24.

The square root of 200148108 is about 14147.3710632046. The cubic root of 200148108 is about 584.9478688296.

The spelling of 200148108 in words is "two hundred million, one hundred forty-eight thousand, one hundred eight".

Divisors: 1 2 3 4 6 12 16679009 33358018 50037027 66716036 100074054 200148108