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214243700 = 225211194767
BaseRepresentation
bin11001100010100…
…01100101110100
3112221010201002212
430301101211310
5414321244300
633131552552
75211020126
oct1461214564
9487121085
10214243700
11aaa31510
125b8bb758
1335503628
142064d216
1513c1e935
hexcc51974

214243700 has 36 divisors (see below), whose sum is σ = 507175872. Its totient is φ = 77906400.

The previous prime is 214243693. The next prime is 214243709. The reversal of 214243700 is 7342412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214243709) 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 11 ways as a sum of consecutive naturals, for example, 96284 + ... + 98483.

Almost surely, 2214243700 is an apocalyptic number.

214243700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

214243700 is an abundant number, since it is smaller than the sum of its proper divisors (292932172).

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

214243700 is a wasteful number, since it uses less digits than its factorization.

214243700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194792 (or 194785 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 214243700 is about 14637.0659628219. The cubic root of 214243700 is about 598.3693687136.

The spelling of 214243700 in words is "two hundred fourteen million, two hundred forty-three thousand, seven hundred".

Divisors: 1 2 4 5 10 11 20 22 25 44 50 55 100 110 220 275 550 1100 194767 389534 779068 973835 1947670 2142437 3895340 4284874 4869175 8569748 9738350 10712185 19476700 21424370 42848740 53560925 107121850 214243700