Base | Representation |
---|---|
bin | 11100001001010000… |
… | …001110111000110110 |
3 | 2220000002022010212020 |
4 | 130021100032320312 |
5 | 443342311140202 |
6 | 21514411534010 |
7 | 2116610641242 |
oct | 341120167066 |
9 | 86002263766 |
10 | 30220021302 |
11 | 118a8461319 |
12 | 5a3475a306 |
13 | 2b07b3c413 |
14 | 166975d422 |
15 | bbd0da5bc |
hex | 70940ee36 |
30220021302 has 16 divisors (see below), whose sum is σ = 60546270960. Its totient is φ = 10055635712.
The previous prime is 30220021277. The next prime is 30220021327. The reversal of 30220021302 is 20312002203.
It is an interprime number because it is at equal distance from previous prime (30220021277) and next prime (30220021327).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4422483 + ... + 4429310.
It is an arithmetic number, because the mean of its divisors is an integer number (3784141935).
Almost surely, 230220021302 is an apocalyptic number.
30220021302 is an abundant number, since it is smaller than the sum of its proper divisors (30326249658).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30220021302 is a wasteful number, since it uses less digits than its factorization.
30220021302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8852367.
The product of its (nonzero) digits is 144, while the sum is 15.
Adding to 30220021302 its reverse (20312002203), we get a palindrome (50532023505).
The spelling of 30220021302 in words is "thirty billion, two hundred twenty million, twenty-one thousand, three hundred two".
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