Base | Representation |
---|---|
bin | 111110101111001… |
… | …0100110000101010 |
3 | 12102201010020011211 |
4 | 1331132110300222 |
5 | 13302401220404 |
6 | 544515343334 |
7 | 103111031506 |
oct | 17536246052 |
9 | 5381106154 |
10 | 2105101354 |
11 | 990302894 |
12 | 4a8bb1b4a |
13 | 277185b05 |
14 | 15d817306 |
15 | c4c23b04 |
hex | 7d794c2a |
2105101354 has 4 divisors (see below), whose sum is σ = 3157652034. Its totient is φ = 1052550676.
The previous prime is 2105101337. The next prime is 2105101363. The reversal of 2105101354 is 4531015012.
It is a happy number.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 1998537025 + 106564329 = 44705^2 + 10323^2 .
It is a super-2 number, since 2×21051013542 = 8862903421225266632, which contains 22 as substring.
It is an unprimeable number.
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 as a sum of consecutive naturals, namely, 526275337 + ... + 526275340.
Almost surely, 22105101354 is an apocalyptic number.
2105101354 is a deficient number, since it is larger than the sum of its proper divisors (1052550680).
2105101354 is a wasteful number, since it uses less digits than its factorization.
2105101354 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1052550679.
The product of its (nonzero) digits is 600, while the sum is 22.
The square root of 2105101354 is about 45881.3835231677. The cubic root of 2105101354 is about 1281.6152610197.
Adding to 2105101354 its reverse (4531015012), we get a palindrome (6636116366).
The spelling of 2105101354 in words is "two billion, one hundred five million, one hundred one thousand, three hundred fifty-four".
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