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200697968 = 24312931381
BaseRepresentation
bin10111111011001…
…10100001110000
3111222122111212002
423331212201300
5402334313333
631525353132
74654622162
oct1375464160
9458574762
10200697968
11a331a399
12572687a8
133276cbc3
141c924932
15129460e8
hexbf66870

200697968 has 40 divisors (see below), whose sum is σ = 403057536. Its totient is φ = 96710400.

The previous prime is 200697961. The next prime is 200697979. The reversal of 200697968 is 869796002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200697961) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144638 + ... + 146018.

Almost surely, 2200697968 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 200697968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (201528768).

200697968 is an abundant number, since it is smaller than the sum of its proper divisors (202359568).

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

200697968 is a wasteful number, since it uses less digits than its factorization.

200697968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1713 (or 1707 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 47.

The square root of 200697968 is about 14166.7910269051. The cubic root of 200697968 is about 585.4830480762.

The spelling of 200697968 in words is "two hundred million, six hundred ninety-seven thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 16 31 62 124 248 293 496 586 1172 1381 2344 2762 4688 5524 9083 11048 18166 22096 36332 42811 72664 85622 145328 171244 342488 404633 684976 809266 1618532 3237064 6474128 12543623 25087246 50174492 100348984 200697968