Base | Representation |
---|---|
bin | 111110101000110… |
… | …010110101001101 |
3 | 2201020102022012202 |
4 | 332220302311031 |
5 | 4123011200412 |
6 | 252140011245 |
7 | 35020226021 |
oct | 7650626515 |
9 | 2636368182 |
10 | 1050881357 |
11 | 49a216799 |
12 | 253b30b25 |
13 | 1399437b6 |
14 | 9d7d4381 |
15 | 623d23c2 |
hex | 3ea32d4d |
1050881357 has 4 divisors (see below), whose sum is σ = 1053222300. Its totient is φ = 1048540416.
The previous prime is 1050881341. The next prime is 1050881387. The reversal of 1050881357 is 7531880501.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 838334116 + 212547241 = 28954^2 + 14579^2 .
It is a cyclic number.
It is not a de Polignac number, because 1050881357 - 24 = 1050881341 is a prime.
It is a super-2 number, since 2×10508813572 = 2208703252980322898, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1050881357.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1050881387) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1169798 + ... + 1170695.
It is an arithmetic number, because the mean of its divisors is an integer number (263305575).
Almost surely, 21050881357 is an apocalyptic number.
It is an amenable number.
1050881357 is a deficient number, since it is larger than the sum of its proper divisors (2340943).
1050881357 is an equidigital number, since it uses as much as digits as its factorization.
1050881357 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2340942.
The product of its (nonzero) digits is 33600, while the sum is 38.
The square root of 1050881357 is about 32417.3002731566. The cubic root of 1050881357 is about 1016.6806607886.
The spelling of 1050881357 in words is "one billion, fifty million, eight hundred eighty-one thousand, three hundred fifty-seven".
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