Base | Representation |
---|---|
bin | 1110001101000000001011… |
… | …11101010001000001111100 |
3 | 11002120212002120212221210000 |
4 | 13012200011331101001330 |
5 | 13043210343120420012 |
6 | 150232142233114300 |
7 | 6402342246450660 |
oct | 706400575210174 |
9 | 132525076787700 |
10 | 31233102123132 |
11 | 9a5197a9a31a8 |
12 | 3605226858990 |
13 | 14573659ab560 |
14 | 79d993d0a8a0 |
15 | 3926a0b05ddc |
hex | 1c6805f5107c |
31233102123132 has 480 divisors, whose sum is σ = 102716485990272. Its totient is φ = 8055934009344.
The previous prime is 31233102123049. The next prime is 31233102123149. The reversal of 31233102123132 is 23132120133213.
31233102123132 is a `hidden beast` number, since 3 + 1 + 2 + 3 + 310 + 212 + 3 + 132 = 666.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 31233102123096 and 31233102123105.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 489078148 + ... + 489142004.
Almost surely, 231233102123132 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 31233102123132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51358242995136).
31233102123132 is an abundant number, since it is smaller than the sum of its proper divisors (71483383867140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31233102123132 is a wasteful number, since it uses less digits than its factorization.
31233102123132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 64259 (or 64248 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 27.
Adding to 31233102123132 its reverse (23132120133213), we get a palindrome (54365222256345).
The spelling of 31233102123132 in words is "thirty-one trillion, two hundred thirty-three billion, one hundred two million, one hundred twenty-three thousand, one hundred thirty-two".
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