Base | Representation |
---|---|
bin | 11100001011101010… |
… | …010111111101000000 |
3 | 2220002220100001021010 |
4 | 130023222113331000 |
5 | 443433132203413 |
6 | 21522414000520 |
7 | 2120611253634 |
oct | 341352277500 |
9 | 86086301233 |
10 | 30260428608 |
11 | 1191924a993 |
12 | 5a461a6140 |
13 | 2b13319477 |
14 | 1670c7adc4 |
15 | bc191cdc3 |
hex | 70ba97f40 |
30260428608 has 112 divisors (see below), whose sum is σ = 81163607040. Its totient is φ = 9949115904.
The previous prime is 30260428507. The next prime is 30260428619. The reversal of 30260428608 is 80682406203.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4906935 + ... + 4913097.
Almost surely, 230260428608 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30260428608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40581803520).
30260428608 is an abundant number, since it is smaller than the sum of its proper divisors (50903178432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30260428608 is a wasteful number, since it uses less digits than its factorization.
30260428608 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6524 (or 6514 counting only the distinct ones).
The product of its (nonzero) digits is 110592, while the sum is 39.
The spelling of 30260428608 in words is "thirty billion, two hundred sixty million, four hundred twenty-eight thousand, six hundred eight".
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