Base | Representation |
---|---|
bin | 10011100010111000… |
… | …011111000000010010 |
3 | 2000011120110212121112 |
4 | 103202320133000102 |
5 | 320434444431213 |
6 | 13350241453322 |
7 | 1342026556664 |
oct | 234270370022 |
9 | 60146425545 |
10 | 20986327058 |
11 | 899a264154 |
12 | 4098341242 |
13 | 1c95b38508 |
14 | 10312b4534 |
15 | 82c64aea8 |
hex | 4e2e1f012 |
20986327058 has 4 divisors (see below), whose sum is σ = 31479490590. Its totient is φ = 10493163528.
The previous prime is 20986327057. The next prime is 20986327091. The reversal of 20986327058 is 85072368902.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 13477584649 + 7508742409 = 116093^2 + 86653^2 .
It is a junction number, because it is equal to n+sod(n) for n = 20986326997 and 20986327015.
It is not an unprimeable number, because it can be changed into a prime (20986327057) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5246581763 + ... + 5246581766.
Almost surely, 220986327058 is an apocalyptic number.
20986327058 is a deficient number, since it is larger than the sum of its proper divisors (10493163532).
20986327058 is a wasteful number, since it uses less digits than its factorization.
20986327058 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10493163531.
The product of its (nonzero) digits is 1451520, while the sum is 50.
The spelling of 20986327058 in words is "twenty billion, nine hundred eighty-six million, three hundred twenty-seven thousand, fifty-eight".
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