Base | Representation |
---|---|
bin | 101111101010011101… |
… | …0010110111001101011 |
3 | 100210012101110120210121 |
4 | 1133110322112321223 |
5 | 3134111204101010 |
6 | 115004415024111 |
7 | 10252325220511 |
oct | 1372472267153 |
9 | 323171416717 |
10 | 102356315755 |
11 | 3a455520aa1 |
12 | 17a06b0b037 |
13 | 9862a41915 |
14 | 4d4dd8c4b1 |
15 | 29e10323da |
hex | 17d4e96e6b |
102356315755 has 4 divisors (see below), whose sum is σ = 122827578912. Its totient is φ = 81885052600.
The previous prime is 102356315753. The next prime is 102356315819. The reversal of 102356315755 is 557513653201.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 102356315755 - 21 = 102356315753 is a prime.
It is a super-2 number, since 2×1023563157552 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102356315753) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10235631571 + ... + 10235631580.
It is an arithmetic number, because the mean of its divisors is an integer number (30706894728).
Almost surely, 2102356315755 is an apocalyptic number.
102356315755 is a deficient number, since it is larger than the sum of its proper divisors (20471263157).
102356315755 is an equidigital number, since it uses as much as digits as its factorization.
102356315755 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20471263156.
The product of its (nonzero) digits is 472500, while the sum is 43.
Adding to 102356315755 its reverse (557513653201), we get a palindrome (659869968956).
The spelling of 102356315755 in words is "one hundred two billion, three hundred fifty-six million, three hundred fifteen thousand, seven hundred fifty-five".
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