Base | Representation |
---|---|
bin | 101111100001000110… |
… | …0010001000010011110 |
3 | 100202101111111001021212 |
4 | 1133002030101002132 |
5 | 3132440303240410 |
6 | 114513315224422 |
7 | 10241462520254 |
oct | 1370214210236 |
9 | 322344431255 |
10 | 102042243230 |
11 | 3a304205724 |
12 | 179398a8112 |
13 | 98129576a5 |
14 | 4d203945d4 |
15 | 29c3693b05 |
hex | 17c231109e |
102042243230 has 32 divisors (see below), whose sum is σ = 184954795200. Its totient is φ = 40532866560.
The previous prime is 102042243227. The next prime is 102042243263. The reversal of 102042243230 is 32342240201.
It is a junction number, because it is equal to n+sod(n) for n = 102042243196 and 102042243205.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9651407 + ... + 9661973.
It is an arithmetic number, because the mean of its divisors is an integer number (5779837350).
Almost surely, 2102042243230 is an apocalyptic number.
102042243230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
102042243230 is a deficient number, since it is larger than the sum of its proper divisors (82912551970).
102042243230 is a wasteful number, since it uses less digits than its factorization.
102042243230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17204.
The product of its (nonzero) digits is 2304, while the sum is 23.
Adding to 102042243230 its reverse (32342240201), we get a palindrome (134384483431).
The spelling of 102042243230 in words is "one hundred two billion, forty-two million, two hundred forty-three thousand, two hundred thirty".
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