Base | Representation |
---|---|
bin | 11011111111001001… |
… | …100101000110111110 |
3 | 2212120021022211102020 |
4 | 123333021211012332 |
5 | 443020412131100 |
6 | 21445514341010 |
7 | 2112452036121 |
oct | 337711450676 |
9 | 85507284366 |
10 | 30050505150 |
11 | 118207aa326 |
12 | 59a7a2a766 |
13 | 2aab9993c3 |
14 | 16510343b8 |
15 | bad2a35a0 |
hex | 6ff2651be |
30050505150 has 96 divisors (see below), whose sum is σ = 77968009728. Its totient is φ = 7651603200.
The previous prime is 30050505119. The next prime is 30050505179. The reversal of 30050505150 is 5150505003.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 30050505150.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 237069 + ... + 341031.
It is an arithmetic number, because the mean of its divisors is an integer number (812166768).
Almost surely, 230050505150 is an apocalyptic number.
30050505150 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 30050505150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38984004864).
30050505150 is an abundant number, since it is smaller than the sum of its proper divisors (47917504578).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30050505150 is a wasteful number, since it uses less digits than its factorization.
30050505150 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104066 (or 104061 counting only the distinct ones).
The product of its (nonzero) digits is 1875, while the sum is 24.
The spelling of 30050505150 in words is "thirty billion, fifty million, five hundred five thousand, one hundred fifty".
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