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20200335168 = 263138093083
BaseRepresentation
bin10010110100000010…
…001010011101000000
31221010210111100102210
4102310002022131000
5312332241211133
613140243142120
71313404005306
oct226402123500
957123440383
1020200335168
118626620882
123ab9074940
131b9c04b660
14d98b54276
157d363e763
hex4b408a740

20200335168 has 56 divisors (see below), whose sum is σ = 57558013408. Its totient is φ = 6215486976.

The previous prime is 20200335163. The next prime is 20200335271. The reversal of 20200335168 is 86153300202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20200335163) 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, 4044046 + ... + 4049037.

It is an arithmetic number, because the mean of its divisors is an integer number (1027821668).

Almost surely, 220200335168 is an apocalyptic number.

It is an amenable number.

20200335168 is an abundant number, since it is smaller than the sum of its proper divisors (37357678240).

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

20200335168 is a wasteful number, since it uses less digits than its factorization.

20200335168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8093111 (or 8093101 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 20200335168 in words is "twenty billion, two hundred million, three hundred thirty-five thousand, one hundred sixty-eight".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 64 78 96 104 156 192 208 312 416 624 832 1248 2496 8093083 16186166 24279249 32372332 48558498 64744664 97116996 105210079 129489328 194233992 210420158 258978656 315630237 388467984 420840316 517957312 631260474 776935968 841680632 1262520948 1553871936 1683361264 2525041896 3366722528 5050083792 6733445056 10100167584 20200335168