Base | Representation |
---|---|
bin | 10001111110101001… |
… | …010101101010010100 |
3 | 1211211101002001211112 |
4 | 101332221111222110 |
5 | 304013441310103 |
6 | 12511325154152 |
7 | 1252246455530 |
oct | 217651255224 |
9 | 54741061745 |
10 | 19304635028 |
11 | 8206a66028 |
12 | 38a90bb958 |
13 | 1a885cc183 |
14 | d11bd6bc0 |
15 | 77ebb1cd8 |
hex | 47ea55a94 |
19304635028 has 48 divisors (see below), whose sum is σ = 39192459264. Its totient is φ = 8148682080.
The previous prime is 19304635019. The next prime is 19304635069. The reversal of 19304635028 is 82053640391.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2228201 + ... + 2236847.
It is an arithmetic number, because the mean of its divisors is an integer number (816509568).
Almost surely, 219304635028 is an apocalyptic number.
It is an amenable number.
19304635028 is an abundant number, since it is smaller than the sum of its proper divisors (19887824236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19304635028 is a wasteful number, since it uses less digits than its factorization.
19304635028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9852 (or 9850 counting only the distinct ones).
The product of its (nonzero) digits is 155520, while the sum is 41.
The spelling of 19304635028 in words is "nineteen billion, three hundred four million, six hundred thirty-five thousand, twenty-eight".
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