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200230008 = 233115931279
BaseRepresentation
bin10111110111101…
…00010001111000
3111221202201221020
423323310101320
5402224330013
631511342440
74650632646
oct1373642170
9457681836
10200230008
11a302a850
1257081a20
1332637bc4
141c842196
15128a2623
hexbef4478

200230008 has 64 divisors (see below), whose sum is σ = 547430400. Its totient is φ = 60526080.

The previous prime is 200230001. The next prime is 200230013. The reversal of 200230008 is 800032002.

It is a super-2 number, since 2×2002300082 = 80184112207360128, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200230001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155913 + ... + 157191.

It is an arithmetic number, because the mean of its divisors is an integer number (8553600).

Almost surely, 2200230008 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 200230008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (273715200).

200230008 is an abundant number, since it is smaller than the sum of its proper divisors (347200392).

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

200230008 is a wasteful number, since it uses less digits than its factorization.

200230008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1892 (or 1888 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 200230008 is about 14150.2652978663. The cubic root of 200230008 is about 585.0276442485.

The spelling of 200230008 in words is "two hundred million, two hundred thirty thousand, eight".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 66 88 132 264 593 1186 1279 1779 2372 2558 3558 3837 4744 5116 6523 7116 7674 10232 13046 14069 14232 15348 19569 26092 28138 30696 39138 42207 52184 56276 78276 84414 112552 156552 168828 337656 758447 1516894 2275341 3033788 4550682 6067576 8342917 9101364 16685834 18202728 25028751 33371668 50057502 66743336 100115004 200230008