Base | Representation |
---|---|
bin | 11100110110010110… |
… | …011111100110010000 |
3 | 2221221211000012221000 |
4 | 130312112133212100 |
5 | 1001420004343303 |
6 | 22121440502000 |
7 | 2144426034000 |
oct | 346626374620 |
9 | 87854005830 |
10 | 30976637328 |
11 | 1215656011a |
12 | 600601a900 |
13 | 2bc8812400 |
14 | 16dc034000 |
15 | c14742da3 |
hex | 73659f990 |
30976637328 has 480 divisors, whose sum is σ = 112370784000. Its totient is φ = 8163058176.
The previous prime is 30976637273. The next prime is 30976637339. The reversal of 30976637328 is 82373667903.
30976637328 is a `hidden beast` number, since 309 + 7 + 6 + 6 + 3 + 7 + 328 = 666.
It is a super-4 number, since 4×309766373284 (a number of 43 digits) contains 4444 as substring.
It is a Harshad number since it is a multiple of its sum of digits (54).
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 95 ways as a sum of consecutive naturals, for example, 25041126 + ... + 25042362.
It is an arithmetic number, because the mean of its divisors is an integer number (234105800).
Almost surely, 230976637328 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 30976637328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56185392000).
30976637328 is an abundant number, since it is smaller than the sum of its proper divisors (81394146672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30976637328 is a wasteful number, since it uses less digits than its factorization.
30976637328 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1301 (or 1262 counting only the distinct ones).
The product of its (nonzero) digits is 6858432, while the sum is 54.
The spelling of 30976637328 in words is "thirty billion, nine hundred seventy-six million, six hundred thirty-seven thousand, three hundred twenty-eight".
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