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63428632060 = 2256474901749
BaseRepresentation
bin111011000100101001…
…000001110111111100
320001201110011100201211
4323010221001313330
52014400212211220
645045543414204
74403551322353
oct730451016774
9201643140654
1063428632060
112499989a082
1210362154364
135c9ab99461
1430d9d9499a
1519b3763b5a
hexec4a41dfc

63428632060 has 24 divisors (see below), whose sum is σ = 133406028000. Its totient is φ = 25332233664.

The previous prime is 63428632037. The next prime is 63428632129. The reversal of 63428632060 is 6023682436.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2437935 + ... + 2463814.

It is an arithmetic number, because the mean of its divisors is an integer number (5558584500).

Almost surely, 263428632060 is an apocalyptic number.

It is an amenable number.

63428632060 is an abundant number, since it is smaller than the sum of its proper divisors (69977395940).

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

63428632060 is a wasteful number, since it uses less digits than its factorization.

63428632060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4902405 (or 4902403 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 40.

The spelling of 63428632060 in words is "sixty-three billion, four hundred twenty-eight million, six hundred thirty-two thousand, sixty".

Divisors: 1 2 4 5 10 20 647 1294 2588 3235 6470 12940 4901749 9803498 19606996 24508745 49017490 98034980 3171431603 6342863206 12685726412 15857158015 31714316030 63428632060