Base | Representation |
---|---|
bin | 1101111001001101011010… |
… | …00001100101100100001110 |
3 | 11000011211122110122012110210 |
4 | 12330212231001211210032 |
5 | 13001040023321011310 |
6 | 144551505024543250 |
7 | 6302244644433546 |
oct | 674465501454416 |
9 | 130154573565423 |
10 | 30553005250830 |
11 | 980a502a48a77 |
12 | 3515463781b26 |
13 | 140819cb2c26a |
14 | 778ab80b2326 |
15 | 37eb49031820 |
hex | 1bc9ad06590e |
30553005250830 has 64 divisors (see below), whose sum is σ = 77649118967808. Its totient is φ = 7667361692160.
The previous prime is 30553005250799. The next prime is 30553005250837. The reversal of 30553005250830 is 3805250035503.
It is a super-2 number, since 2×305530052508302 (a number of 28 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30553005250837) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1351975 + ... + 7933085.
It is an arithmetic number, because the mean of its divisors is an integer number (1213267483872).
Almost surely, 230553005250830 is an apocalyptic number.
30553005250830 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30553005250830 is an abundant number, since it is smaller than the sum of its proper divisors (47096113716978).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30553005250830 is a wasteful number, since it uses less digits than its factorization.
30553005250830 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6590241.
The product of its (nonzero) digits is 270000, while the sum is 39.
The spelling of 30553005250830 in words is "thirty trillion, five hundred fifty-three billion, five million, two hundred fifty thousand, eight hundred thirty".
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