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200212988 = 22431164029
BaseRepresentation
bin10111110111100…
…00000111111100
3111221201212120212
423323300013330
5402223303423
631511131552
74650532223
oct1373600774
9457655525
10200212988
11a3018a88
1257073bb8
1332630231
141c839cba
151289c578
hexbef01fc

200212988 has 12 divisors (see below), whose sum is σ = 358521240. Its totient is φ = 97778352.

The previous prime is 200212981. The next prime is 200213003. The reversal of 200212988 is 889212002.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200212981) 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 3 ways as a sum of consecutive naturals, for example, 581843 + ... + 582186.

It is an arithmetic number, because the mean of its divisors is an integer number (29876770).

Almost surely, 2200212988 is an apocalyptic number.

It is an amenable number.

200212988 is a deficient number, since it is larger than the sum of its proper divisors (158308252).

200212988 is a wasteful number, since it uses less digits than its factorization.

200212988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1164076 (or 1164074 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 200212988 is about 14149.6638829338. The cubic root of 200212988 is about 585.0110675579.

The spelling of 200212988 in words is "two hundred million, two hundred twelve thousand, nine hundred eighty-eight".

Divisors: 1 2 4 43 86 172 1164029 2328058 4656116 50053247 100106494 200212988