Base | Representation |
---|---|
bin | 11100001110001010… |
… | …111101011100100100 |
3 | 2220012211112202221220 |
4 | 130032022331130210 |
5 | 444024421301340 |
6 | 21530520140340 |
7 | 2121632133402 |
oct | 341612753444 |
9 | 86184482856 |
10 | 30302525220 |
11 | 1193aa92780 |
12 | 5a583076b0 |
13 | 2b1bc683c6 |
14 | 16766b8472 |
15 | bc5485ed0 |
hex | 70e2bd724 |
30302525220 has 96 divisors (see below), whose sum is σ = 93379789440. Its totient is φ = 7281039360.
The previous prime is 30302525207. The next prime is 30302525237. The reversal of 30302525220 is 2252520303.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128575 + ... + 277734.
It is an arithmetic number, because the mean of its divisors is an integer number (972706140).
Almost surely, 230302525220 is an apocalyptic number.
30302525220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30302525220 is an abundant number, since it is smaller than the sum of its proper divisors (63077264220).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30302525220 is a wasteful number, since it uses less digits than its factorization.
30302525220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 406445 (or 406443 counting only the distinct ones).
The product of its (nonzero) digits is 3600, while the sum is 24.
The spelling of 30302525220 in words is "thirty billion, three hundred two million, five hundred twenty-five thousand, two hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •