Base | Representation |
---|---|
bin | 1101110111101011011111… |
… | …00111101110001001111100 |
3 | 10222222210221210021202022111 |
4 | 12323311233213232021330 |
5 | 12444204342433440130 |
6 | 144511412343423404 |
7 | 6265404136505524 |
oct | 673655747561174 |
9 | 128883853252274 |
10 | 30500435452540 |
11 | 979a186739489 |
12 | 3507232154b64 |
13 | 1403242862341 |
14 | 77632c362684 |
15 | 37d5bdc7502a |
hex | 1bbd6f9ee27c |
30500435452540 has 24 divisors (see below), whose sum is σ = 64085332000032. Its totient is φ = 12193618457280.
The previous prime is 30500435452537. The next prime is 30500435452549. The reversal of 30500435452540 is 4525453400503.
It is a junction number, because it is equal to n+sod(n) for n = 30500435452493 and 30500435452502.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30500435452549) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409694584 + ... + 409769023.
It is an arithmetic number, because the mean of its divisors is an integer number (2670222166668).
Almost surely, 230500435452540 is an apocalyptic number.
It is an amenable number.
30500435452540 is an abundant number, since it is smaller than the sum of its proper divisors (33584896547492).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30500435452540 is a wasteful number, since it uses less digits than its factorization.
30500435452540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 819465477 (or 819465475 counting only the distinct ones).
The product of its (nonzero) digits is 720000, while the sum is 40.
The spelling of 30500435452540 in words is "thirty trillion, five hundred billion, four hundred thirty-five million, four hundred fifty-two thousand, five hundred forty".
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