Base | Representation |
---|---|
bin | 1011001110011000110… |
… | …10000001001101110000 |
3 | 1100212111210201021121100 |
4 | 11213030122001031300 |
5 | 22304333423242003 |
6 | 453102444124400 |
7 | 36602355223434 |
oct | 5471432011560 |
9 | 1325453637540 |
10 | 385681462128 |
11 | 139626148a26 |
12 | 628b7b36700 |
13 | 2a4a6040921 |
14 | 1494a68c9c4 |
15 | a074843ba3 |
hex | 59cc681370 |
385681462128 has 60 divisors (see below), whose sum is σ = 1114190903488. Its totient is φ = 124413373440.
The previous prime is 385681462121. The next prime is 385681462183. The reversal of 385681462128 is 821264186583.
385681462128 is a `hidden beast` number, since 3 + 8 + 5 + 6 + 8 + 1 + 4 + 621 + 2 + 8 = 666.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (385681462121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43194625 + ... + 43203552.
Almost surely, 2385681462128 is an apocalyptic number.
It is an amenable number.
385681462128 is an abundant number, since it is smaller than the sum of its proper divisors (728509441360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
385681462128 is a wasteful number, since it uses less digits than its factorization.
385681462128 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86398222 (or 86398213 counting only the distinct ones).
The product of its digits is 4423680, while the sum is 54.
The spelling of 385681462128 in words is "three hundred eighty-five billion, six hundred eighty-one million, four hundred sixty-two thousand, one hundred twenty-eight".
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