Base | Representation |
---|---|
bin | 111011110001000000… |
… | …1101110001111101000 |
3 | 110021021122221011100210 |
4 | 1313202001232033220 |
5 | 4100323103411320 |
6 | 134543355301120 |
7 | 12162352210533 |
oct | 1674201561750 |
9 | 407248834323 |
10 | 128346153960 |
11 | 4a482070122 |
12 | 20a5aa4a7a0 |
13 | c145367bcb |
14 | 62d7999a1a |
15 | 3512a7a0e0 |
hex | 1de206e3e8 |
128346153960 has 64 divisors (see below), whose sum is σ = 385484935680. Its totient is φ = 34185954560.
The previous prime is 128346153941. The next prime is 128346153967. The reversal of 128346153960 is 69351643821.
It is not an unprimeable number, because it can be changed into a prime (128346153967) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 516111 + ... + 723230.
It is an arithmetic number, because the mean of its divisors is an integer number (6023202120).
Almost surely, 2128346153960 is an apocalyptic number.
128346153960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
128346153960 is an abundant number, since it is smaller than the sum of its proper divisors (257138781720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
128346153960 is a wasteful number, since it uses less digits than its factorization.
128346153960 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1240218 (or 1240214 counting only the distinct ones).
The product of its (nonzero) digits is 933120, while the sum is 48.
The spelling of 128346153960 in words is "one hundred twenty-eight billion, three hundred forty-six million, one hundred fifty-three thousand, nine hundred sixty".
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