Base | Representation |
---|---|
bin | 11101111111100010… |
… | …00001110101010101 |
3 | 1112120012010122120010 |
4 | 32333301001311111 |
5 | 230434130441314 |
6 | 11221450030433 |
7 | 1110012315255 |
oct | 167761016525 |
9 | 45505118503 |
10 | 16102202709 |
11 | 691330124a |
12 | 3154718419 |
13 | 1697cbb4c8 |
14 | aca777965 |
15 | 643983059 |
hex | 3bfc41d55 |
16102202709 has 4 divisors (see below), whose sum is σ = 21469603616. Its totient is φ = 10734801804.
The previous prime is 16102202689. The next prime is 16102202731. The reversal of 16102202709 is 90720220161.
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: 90720220161 = 3 ⋅30240073387.
It is not a de Polignac number, because 16102202709 - 28 = 16102202453 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (16102202789) 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, 2683700449 + ... + 2683700454.
It is an arithmetic number, because the mean of its divisors is an integer number (5367400904).
Almost surely, 216102202709 is an apocalyptic number.
It is an amenable number.
16102202709 is a deficient number, since it is larger than the sum of its proper divisors (5367400907).
16102202709 is an equidigital number, since it uses as much as digits as its factorization.
16102202709 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5367400906.
The product of its (nonzero) digits is 3024, while the sum is 30.
The spelling of 16102202709 in words is "sixteen billion, one hundred two million, two hundred two thousand, seven hundred nine".
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