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212000200 = 235217232711
BaseRepresentation
bin11001010001011…
…01110111001000
3112202220201121021
430220231313020
5413233001300
633011522224
75152654246
oct1450556710
9482821537
10212000200
11a9739985
125abb9374
1334bc9409
1420227796
1513929d1a
hexca2ddc8

212000200 has 96 divisors (see below), whose sum is σ = 544786560. Its totient is φ = 76313600.

The previous prime is 212000189. The next prime is 212000203. The reversal of 212000200 is 2000212.

It is a happy number.

212000200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (212000203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76845 + ... + 79555.

It is an arithmetic number, because the mean of its divisors is an integer number (5674860).

Almost surely, 2212000200 is an apocalyptic number.

212000200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212000200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (272393280).

212000200 is an abundant number, since it is smaller than the sum of its proper divisors (332786360).

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

212000200 is a wasteful number, since it uses less digits than its factorization.

212000200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2767 (or 2758 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 7.

The square root of 212000200 is about 14560.2266465876. The cubic root of 212000200 is about 596.2733832816.

Adding to 212000200 its reverse (2000212), we get a palindrome (214000412).

The spelling of 212000200 in words is "two hundred twelve million, two hundred", and thus it is an aban number.

Divisors: 1 2 4 5 8 10 17 20 23 25 34 40 46 50 68 85 92 100 115 136 170 184 200 230 340 391 425 460 575 680 782 850 920 1150 1564 1700 1955 2300 2711 3128 3400 3910 4600 5422 7820 9775 10844 13555 15640 19550 21688 27110 39100 46087 54220 62353 67775 78200 92174 108440 124706 135550 184348 230435 249412 271100 311765 368696 460870 498824 542200 623530 921740 1060001 1152175 1247060 1558825 1843480 2120002 2304350 2494120 3117650 4240004 4608700 5300005 6235300 8480008 9217400 10600010 12470600 21200020 26500025 42400040 53000050 106000100 212000200