Base | Representation |
---|---|
bin | 11000011111100111… |
… | …10011010011011001 |
3 | 1020221110022022021202 |
4 | 30033303303103121 |
5 | 203412413431414 |
6 | 10012513043545 |
7 | 643605225305 |
oct | 141763632331 |
9 | 36843268252 |
10 | 13150139609 |
11 | 5638a02582 |
12 | 266bb565b5 |
13 | 131751c2c9 |
14 | 8ca68cd05 |
15 | 51e70c9de |
hex | 30fcf34d9 |
13150139609 has 4 divisors (see below), whose sum is σ = 13842252240. Its totient is φ = 12458026980.
The previous prime is 13150139579. The next prime is 13150139663. The reversal of 13150139609 is 90693105131.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 90693105131 = 79 ⋅1148013989.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13150139609 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13150139309) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 346056287 + ... + 346056324.
It is an arithmetic number, because the mean of its divisors is an integer number (3460563060).
Almost surely, 213150139609 is an apocalyptic number.
13150139609 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
13150139609 is a deficient number, since it is larger than the sum of its proper divisors (692112631).
13150139609 is an equidigital number, since it uses as much as digits as its factorization.
13150139609 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 692112630.
The product of its (nonzero) digits is 21870, while the sum is 38.
The spelling of 13150139609 in words is "thirteen billion, one hundred fifty million, one hundred thirty-nine thousand, six hundred nine".
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