Base | Representation |
---|---|
bin | 110111101101100… |
… | …0010111110011100 |
3 | 11211021112101021112 |
4 | 1233123002332130 |
5 | 12312024023202 |
6 | 505254521152 |
7 | 64216210136 |
oct | 15733027634 |
9 | 4737471245 |
10 | 1869361052 |
11 | 87a229699 |
12 | 4420661b8 |
13 | 23a396b00 |
14 | 13a3b0056 |
15 | ae1a9b52 |
hex | 6f6c2f9c |
1869361052 has 36 divisors (see below), whose sum is σ = 3628837296. Its totient is φ = 841726080.
The previous prime is 1869361051. The next prime is 1869361057. The reversal of 1869361052 is 2501639681.
It is a Harshad number since it is a multiple of its sum of digits (41).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1869361051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6008 + ... + 61439.
It is an arithmetic number, because the mean of its divisors is an integer number (100801036).
Almost surely, 21869361052 is an apocalyptic number.
It is an amenable number.
1869361052 is a deficient number, since it is larger than the sum of its proper divisors (1759476244).
1869361052 is a wasteful number, since it uses less digits than its factorization.
1869361052 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67518 (or 67503 counting only the distinct ones).
The product of its (nonzero) digits is 77760, while the sum is 41.
The square root of 1869361052 is about 43236.1081967376. The cubic root of 1869361052 is about 1231.8686321599.
The spelling of 1869361052 in words is "one billion, eight hundred sixty-nine million, three hundred sixty-one thousand, fifty-two".
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