Base | Representation |
---|---|
bin | 101111111001010101… |
… | …0000000111000000111 |
3 | 100211111011111000221221 |
4 | 1133302222000320013 |
5 | 3141121432111334 |
6 | 115130123021211 |
7 | 10300565013265 |
oct | 1376252007007 |
9 | 324434430857 |
10 | 102855347719 |
11 | 3a691187103 |
12 | 17b2606a807 |
13 | 99122481c7 |
14 | 4d9a371435 |
15 | 2a1ec588b4 |
hex | 17f2a80e07 |
102855347719 has 2 divisors, whose sum is σ = 102855347720. Its totient is φ = 102855347718.
The previous prime is 102855347711. The next prime is 102855347737. The reversal of 102855347719 is 917743558201.
It is a weak prime.
It is an emirp because it is prime and its reverse (917743558201) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 102855347719 - 23 = 102855347711 is a prime.
It is a super-2 number, since 2×1028553477192 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (102855347711) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51427673859 + 51427673860.
It is an arithmetic number, because the mean of its divisors is an integer number (51427673860).
Almost surely, 2102855347719 is an apocalyptic number.
102855347719 is a deficient number, since it is larger than the sum of its proper divisors (1).
102855347719 is an equidigital number, since it uses as much as digits as its factorization.
102855347719 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2116800, while the sum is 52.
The spelling of 102855347719 in words is "one hundred two billion, eight hundred fifty-five million, three hundred forty-seven thousand, seven hundred nineteen".
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