Base | Representation |
---|---|
bin | 11100100010111010… |
… | …001001100101000000 |
3 | 2221010002012200022111 |
4 | 130202322021211000 |
5 | 1000233003040000 |
6 | 22025225145104 |
7 | 2133355304245 |
oct | 344272114500 |
9 | 87102180274 |
10 | 30650440000 |
11 | 11aa9413254 |
12 | 5b3492b194 |
13 | 2b7607143b |
14 | 16aa9a15cc |
15 | be5cabcba |
hex | 722e89940 |
30650440000 has 70 divisors (see below), whose sum is σ = 76003228994. Its totient is φ = 12260160000.
The previous prime is 30650439991. The next prime is 30650440013. The reversal of 30650440000 is 4405603.
It can be written as a sum of positive squares in 5 ways, for example, as 20660037696 + 9990402304 = 143736^2 + 99952^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 343131 + ... + 423130.
Almost surely, 230650440000 is an apocalyptic number.
It is an amenable number.
30650440000 is an abundant number, since it is smaller than the sum of its proper divisors (45352788994).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30650440000 is an frugal number, since it uses more digits than its factorization.
30650440000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 766293 (or 766268 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 22.
Adding to 30650440000 its reverse (4405603), we get a palindrome (30654845603).
The spelling of 30650440000 in words is "thirty billion, six hundred fifty million, four hundred forty thousand".
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