Base | Representation |
---|---|
bin | 1110010010011100111000… |
… | …00001000110010110111011 |
3 | 11010020202021221221021020202 |
4 | 13021032130001012112323 |
5 | 13104242240121212443 |
6 | 150454142120112415 |
7 | 6422020256313566 |
oct | 711163401062673 |
9 | 133222257837222 |
10 | 31420303304123 |
11 | a0143040a9228 |
12 | 363557000570b |
13 | 146bbca507736 |
14 | 7a8a722714dd |
15 | 3974aa6177b8 |
hex | 1c939c0465bb |
31420303304123 has 8 divisors (see below), whose sum is σ = 31537170937536. Its totient is φ = 31303442476800.
The previous prime is 31420303304113. The next prime is 31420303304191. The reversal of 31420303304123 is 32140330302413.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 31420303304123 - 226 = 31420236195259 is a prime.
It is a super-2 number, since 2×314203033041232 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31420303304113) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7643915 + ... + 11012267.
It is an arithmetic number, because the mean of its divisors is an integer number (3942146367192).
Almost surely, 231420303304123 is an apocalyptic number.
31420303304123 is a deficient number, since it is larger than the sum of its proper divisors (116867633413).
31420303304123 is a wasteful number, since it uses less digits than its factorization.
31420303304123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3403045.
The product of its (nonzero) digits is 15552, while the sum is 29.
Adding to 31420303304123 its reverse (32140330302413), we get a palindrome (63560633606536).
The spelling of 31420303304123 in words is "thirty-one trillion, four hundred twenty billion, three hundred three million, three hundred four thousand, one hundred twenty-three".
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