Base | Representation |
---|---|
bin | 1101101100010110001011… |
… | …11101101000000001101000 |
3 | 10221121120212021211101120002 |
4 | 12312023011331220001220 |
5 | 12421314403223324430 |
6 | 144012453254522132 |
7 | 6225310456043261 |
oct | 666130575500150 |
9 | 127546767741502 |
10 | 30111042011240 |
11 | 965a026249683 |
12 | 346387b066348 |
13 | 13a55c7795448 |
14 | 76154cad5968 |
15 | 3733cd600845 |
hex | 1b62c5f68068 |
30111042011240 has 16 divisors (see below), whose sum is σ = 67749844525380. Its totient is φ = 12044416804480.
The previous prime is 30111042011233. The next prime is 30111042011359. The reversal of 30111042011240 is 4211024011103.
It can be written as a sum of positive squares in 2 ways, for example, as 28663452838276 + 1447589172964 = 5353826^2 + 1203158^2 .
It is a Harshad number since it is a multiple of its sum of digits (20).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 376388025101 + ... + 376388025180.
Almost surely, 230111042011240 is an apocalyptic number.
It is an amenable number.
30111042011240 is an abundant number, since it is smaller than the sum of its proper divisors (37638802514140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30111042011240 is a wasteful number, since it uses less digits than its factorization.
30111042011240 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 752776050292 (or 752776050288 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 20.
Adding to 30111042011240 its reverse (4211024011103), we get a palindrome (34322066022343).
The spelling of 30111042011240 in words is "thirty trillion, one hundred eleven billion, forty-two million, eleven thousand, two hundred forty".
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