Base | Representation |
---|---|
bin | 101111101101011000… |
… | …0111100110110011111 |
3 | 100210110020020112011122 |
4 | 1133122300330312133 |
5 | 3134311323404210 |
6 | 115022243441155 |
7 | 10254626664146 |
oct | 1373260746637 |
9 | 323406215148 |
10 | 102454513055 |
11 | 3a4a59a1094 |
12 | 17a339861bb |
13 | 987a1a3a2b |
14 | 4d5d03075d |
15 | 29e997cb55 |
hex | 17dac3cd9f |
102454513055 has 4 divisors (see below), whose sum is σ = 122945415672. Its totient is φ = 81963610440.
The previous prime is 102454513013. The next prime is 102454513103. The reversal of 102454513055 is 550315454201.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 102454513055 - 210 = 102454512031 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10245451301 + ... + 10245451310.
It is an arithmetic number, because the mean of its divisors is an integer number (30736353918).
Almost surely, 2102454513055 is an apocalyptic number.
102454513055 is a deficient number, since it is larger than the sum of its proper divisors (20490902617).
102454513055 is an equidigital number, since it uses as much as digits as its factorization.
102454513055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20490902616.
The product of its (nonzero) digits is 60000, while the sum is 35.
Adding to 102454513055 its reverse (550315454201), we get a palindrome (652769967256).
The spelling of 102454513055 in words is "one hundred two billion, four hundred fifty-four million, five hundred thirteen thousand, fifty-five".
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