Base | Representation |
---|---|
bin | 11100010100000011… |
… | …011100111010010100 |
3 | 2220110201021000002011 |
4 | 130110003130322110 |
5 | 444230203021434 |
6 | 21544403354004 |
7 | 2124241052113 |
oct | 342403347224 |
9 | 86421230064 |
10 | 30401220244 |
11 | 1199077280a |
12 | 5a85382904 |
13 | 2b36542c25 |
14 | 1685849c7a |
15 | bcde7de64 |
hex | 7140dce94 |
30401220244 has 24 divisors (see below), whose sum is σ = 54980726528. Its totient is φ = 14693555520.
The previous prime is 30401220197. The next prime is 30401220259. The reversal of 30401220244 is 44202210403.
It is a happy number.
It is a congruent number.
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, 29337 + ... + 248320.
Almost surely, 230401220244 is an apocalyptic number.
It is an amenable number.
30401220244 is a deficient number, since it is larger than the sum of its proper divisors (24579506284).
30401220244 is a wasteful number, since it uses less digits than its factorization.
30401220244 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 278575 (or 278573 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 22.
Adding to 30401220244 its reverse (44202210403), we get a palindrome (74603430647).
The spelling of 30401220244 in words is "thirty billion, four hundred one million, two hundred twenty thousand, two hundred forty-four".
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