Base | Representation |
---|---|
bin | 11100101000000001… |
… | …000110110001101100 |
3 | 2221100001111011210120 |
4 | 130220001012301230 |
5 | 1000421423241422 |
6 | 22041530204540 |
7 | 2135445650430 |
oct | 345001066154 |
9 | 87301434716 |
10 | 30736149612 |
11 | 12042834143 |
12 | 5b59583750 |
13 | 2b8aa5059c |
14 | 16b81129c0 |
15 | bed58c45c |
hex | 728046c6c |
30736149612 has 96 divisors (see below), whose sum is σ = 85540492800. Its totient is φ = 8403827712.
The previous prime is 30736149601. The next prime is 30736149637. The reversal of 30736149612 is 21694163703.
It is a Harshad number since it is a multiple of its sum of digits (42).
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, 219439 + ... + 331097.
It is an arithmetic number, because the mean of its divisors is an integer number (891046800).
Almost surely, 230736149612 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 30736149612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42770246400).
30736149612 is an abundant number, since it is smaller than the sum of its proper divisors (54804343188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30736149612 is a wasteful number, since it uses less digits than its factorization.
30736149612 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111815 (or 111813 counting only the distinct ones).
The product of its (nonzero) digits is 163296, while the sum is 42.
The spelling of 30736149612 in words is "thirty billion, seven hundred thirty-six million, one hundred forty-nine thousand, six hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •