Base | Representation |
---|---|
bin | 10010010101000011… |
… | …110000001110111010 |
3 | 1212210120122000212200 |
4 | 102111003300032322 |
5 | 310301222031422 |
6 | 13012520451030 |
7 | 1264463556501 |
oct | 222503601672 |
9 | 55716560780 |
10 | 19680658362 |
11 | 838a244a12 |
12 | 3993019a76 |
13 | 1b184972a1 |
14 | d49b19838 |
15 | 7a2bdb2ac |
hex | 4950f03ba |
19680658362 has 48 divisors (see below), whose sum is σ = 45161274600. Its totient is φ = 6172747776.
The previous prime is 19680658351. The next prime is 19680658367. The reversal of 19680658362 is 26385608691.
It is a happy number.
It can be written as a sum of positive squares in 4 ways, for example, as 19215781641 + 464876721 = 138621^2 + 21561^2 .
It is a junction number, because it is equal to n+sod(n) for n = 19680658299 and 19680658308.
It is not an unprimeable number, because it can be changed into a prime (19680658367) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1968408 + ... + 1978380.
Almost surely, 219680658362 is an apocalyptic number.
19680658362 is an abundant number, since it is smaller than the sum of its proper divisors (25480616238).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19680658362 is a wasteful number, since it uses less digits than its factorization.
19680658362 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16447 (or 16444 counting only the distinct ones).
The product of its (nonzero) digits is 3732480, while the sum is 54.
The spelling of 19680658362 in words is "nineteen billion, six hundred eighty million, six hundred fifty-eight thousand, three hundred sixty-two".
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