Base | Representation |
---|---|
bin | 11100001010101010… |
… | …011111100010100000 |
3 | 2220001201211020212120 |
4 | 130022222133202200 |
5 | 443414340314324 |
6 | 21521015024240 |
7 | 2120316026232 |
oct | 341252374240 |
9 | 86051736776 |
10 | 30243682464 |
11 | 1190a8522a6 |
12 | 5a4066b080 |
13 | 2b0ca050c8 |
14 | 166c95c252 |
15 | bc0211179 |
hex | 70aa9f8a0 |
30243682464 has 48 divisors (see below), whose sum is σ = 80014814208. Its totient is φ = 10001843712.
The previous prime is 30243682423. The next prime is 30243682471. The reversal of 30243682464 is 46428634203.
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-2 number, since 2×302436824642 (a number of 22 digits) contains 22 as substring.
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, 1228117 + ... + 1252500.
It is an arithmetic number, because the mean of its divisors is an integer number (1666975296).
Almost surely, 230243682464 is an apocalyptic number.
It is an amenable number.
30243682464 is an abundant number, since it is smaller than the sum of its proper divisors (49771131744).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30243682464 is a wasteful number, since it uses less digits than its factorization.
30243682464 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2480757 (or 2480749 counting only the distinct ones).
The product of its (nonzero) digits is 663552, while the sum is 42.
The spelling of 30243682464 in words is "thirty billion, two hundred forty-three million, six hundred eighty-two thousand, four hundred sixty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •