Base | Representation |
---|---|
bin | 1011110011101001… |
… | …0101010011110010 |
3 | 22011212210121202110 |
4 | 2330322111103302 |
5 | 22442332030432 |
6 | 1242255230150 |
7 | 141353345160 |
oct | 27472252362 |
9 | 8155717673 |
10 | 3169408242 |
11 | 1387059360 |
12 | 745518356 |
13 | 3b681a3c0 |
14 | 220d04230 |
15 | 1383a8dcc |
hex | bce954f2 |
3169408242 has 128 divisors (see below), whose sum is σ = 8535582720. Its totient is φ = 757693440.
The previous prime is 3169408241. The next prime is 3169408261. The reversal of 3169408242 is 2428049613.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a self number, because there is not a number n which added to its sum of digits gives 3169408242.
It is not an unprimeable number, because it can be changed into a prime (3169408241) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3140634 + ... + 3141642.
It is an arithmetic number, because the mean of its divisors is an integer number (66684240).
Almost surely, 23169408242 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3169408242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4267791360).
3169408242 is an abundant number, since it is smaller than the sum of its proper divisors (5366174478).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3169408242 is a wasteful number, since it uses less digits than its factorization.
3169408242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1568.
The product of its (nonzero) digits is 82944, while the sum is 39.
The square root of 3169408242 is about 56297.4976530929. The cubic root of 3169408242 is about 1468.9016803979.
The spelling of 3169408242 in words is "three billion, one hundred sixty-nine million, four hundred eight thousand, two hundred forty-two".
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