Base | Representation |
---|---|
bin | 11100100000010011… |
… | …001010110111111100 |
3 | 2221000000211210101220 |
4 | 130200103022313330 |
5 | 1000140301323020 |
6 | 22021023033340 |
7 | 2132314244031 |
oct | 344023126774 |
9 | 87000753356 |
10 | 30606667260 |
11 | 11a86736134 |
12 | 5b2213b850 |
13 | 2b69c86600 |
14 | 16a4c49388 |
15 | be2012240 |
hex | 7204cadfc |
30606667260 has 144 divisors (see below), whose sum is σ = 93532594176. Its totient is φ = 7474311936.
The previous prime is 30606667159. The next prime is 30606667261. The reversal of 30606667260 is 6276660603.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30606667261) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1275897 + ... + 1299663.
It is an arithmetic number, because the mean of its divisors is an integer number (649531904).
Almost surely, 230606667260 is an apocalyptic number.
30606667260 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30606667260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46766297088).
30606667260 is an abundant number, since it is smaller than the sum of its proper divisors (62925926916).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30606667260 is a wasteful number, since it uses less digits than its factorization.
30606667260 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23932 (or 23917 counting only the distinct ones).
The product of its (nonzero) digits is 326592, while the sum is 42.
The spelling of 30606667260 in words is "thirty billion, six hundred six million, six hundred sixty-seven thousand, two hundred sixty".
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