Base | Representation |
---|---|
bin | 11100100010111010… |
… | …000100100000000000 |
3 | 2221010002011121210010 |
4 | 130202322010200000 |
5 | 1000233001403300 |
6 | 22025224504520 |
7 | 2133355156512 |
oct | 344272044000 |
9 | 87102147703 |
10 | 30650419200 |
11 | 11aa93a9665 |
12 | 5b3491b140 |
13 | 2b76064b2b |
14 | 16aa997bb2 |
15 | be5ca5a50 |
hex | 722e84800 |
30650419200 has 576 divisors, whose sum is σ = 107828098560. Its totient is φ = 7667712000.
The previous prime is 30650419157. The next prime is 30650419201. The reversal of 30650419200 is 291405603.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is not an unprimeable number, because it can be changed into a prime (30650419201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 195225522 + ... + 195225678.
It is an arithmetic number, because the mean of its divisors is an integer number (187201560).
Almost surely, 230650419200 is an apocalyptic number.
30650419200 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30650419200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53914049280).
30650419200 is an abundant number, since it is smaller than the sum of its proper divisors (77177679360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30650419200 is a wasteful number, since it uses less digits than its factorization.
30650419200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 264 (or 239 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 30.
The spelling of 30650419200 in words is "thirty billion, six hundred fifty million, four hundred nineteen thousand, two hundred".
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