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200347212 = 223131637879
BaseRepresentation
bin10111111000100…
…00111001001100
3111221222200201010
423330100321030
5402242102322
631514045220
74651631442
oct1374207114
9457880633
10200347212
11a30aa90a
1257119810
1332679360
141c872b92
15128c720c
hexbf10e4c

200347212 has 48 divisors (see below), whose sum is σ = 506589440. Its totient is φ = 61259328.

The previous prime is 200347207. The next prime is 200347237. The reversal of 200347212 is 212743002.

200347212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21489 + ... + 29367.

Almost surely, 2200347212 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 200347212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (253294720).

200347212 is an abundant number, since it is smaller than the sum of its proper divisors (306242228).

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

200347212 is a wasteful number, since it uses less digits than its factorization.

200347212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8062 (or 8060 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 200347212 is about 14154.4060984557. The cubic root of 200347212 is about 585.1417700089.

The spelling of 200347212 in words is "two hundred million, three hundred forty-seven thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 163 326 489 652 978 1956 2119 4238 6357 7879 8476 12714 15758 23637 25428 31516 47274 94548 102427 204854 307281 409708 614562 1229124 1284277 2568554 3852831 5137108 7705662 15411324 16695601 33391202 50086803 66782404 100173606 200347212