Base | Representation |
---|---|
bin | 1011000110010101101… |
… | …1101001100111000101 |
3 | 200020011211122021201202 |
4 | 2301211123221213011 |
5 | 11111003124330130 |
6 | 223333004432245 |
7 | 16530143606534 |
oct | 2614533514705 |
9 | 606154567652 |
10 | 190680308165 |
11 | 7395a076846 |
12 | 30b56548685 |
13 | 14c9a568019 |
14 | 932c44c31b |
15 | 4e60199145 |
hex | 2c656e99c5 |
190680308165 has 8 divisors (see below), whose sum is σ = 228818784768. Its totient is φ = 152542636560.
The previous prime is 190680308141. The next prime is 190680308171. The reversal of 190680308165 is 561803086091.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-190680308165 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 638180 + ... + 888050.
It is an arithmetic number, because the mean of its divisors is an integer number (28602348096).
Almost surely, 2190680308165 is an apocalyptic number.
It is an amenable number.
190680308165 is a deficient number, since it is larger than the sum of its proper divisors (38138476603).
190680308165 is a wasteful number, since it uses less digits than its factorization.
190680308165 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 402499.
The product of its (nonzero) digits is 311040, while the sum is 47.
The spelling of 190680308165 in words is "one hundred ninety billion, six hundred eighty million, three hundred eight thousand, one hundred sixty-five".
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