Base | Representation |
---|---|
bin | 1110001111101000001101… |
… | …10101001111101111010100 |
3 | 11002220110221102000100112100 |
4 | 13013310012311033233110 |
5 | 13101200120121023444 |
6 | 150341421440522100 |
7 | 6412014564264654 |
oct | 707640665175724 |
9 | 132813842010470 |
10 | 31323311111124 |
11 | 9a8716158603a |
12 | 361a801620330 |
13 | 1462a10bb3b66 |
14 | 7a40b088a364 |
15 | 394bd04b4e69 |
hex | 1c7d06d4fbd4 |
31323311111124 has 36 divisors (see below), whose sum is σ = 82620907570656. Its totient is φ = 9987142672848.
The previous prime is 31323311111107. The next prime is 31323311111137. The reversal of 31323311111124 is 42111111332313.
31323311111124 is a `hidden beast` number, since 3 + 1 + 323 + 311 + 1 + 1 + 1 + 1 + 24 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×313233111111242 (a number of 28 digits) contains 22 as substring.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18915042114 + ... + 18915043769.
It is an arithmetic number, because the mean of its divisors is an integer number (2295025210296).
Almost surely, 231323311111124 is an apocalyptic number.
It is an amenable number.
31323311111124 is an abundant number, since it is smaller than the sum of its proper divisors (51297596459532).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31323311111124 is a wasteful number, since it uses less digits than its factorization.
31323311111124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37830085916 (or 37830085911 counting only the distinct ones).
The product of its digits is 1296, while the sum is 27.
Adding to 31323311111124 its reverse (42111111332313), we get a palindrome (73434422443437).
The spelling of 31323311111124 in words is "thirty-one trillion, three hundred twenty-three billion, three hundred eleven million, one hundred eleven thousand, one hundred twenty-four".
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