Base | Representation |
---|---|
bin | 1110000111000110000110… |
… | …11110001111001110100000 |
3 | 11001212110011122021211021111 |
4 | 13003203003132033032200 |
5 | 13031344143021330422 |
6 | 145555013011033104 |
7 | 6351565244360446 |
oct | 703430336171640 |
9 | 131773148254244 |
10 | 31030123230112 |
11 | 998388a678646 |
12 | 3591a1959b794 |
13 | 14411884880b6 |
14 | 793c1a358b96 |
15 | 38c270daba77 |
hex | 1c38c378f3a0 |
31030123230112 has 24 divisors (see below), whose sum is σ = 61397542836000. Its totient is φ = 15437096478144.
The previous prime is 31030123230103. The next prime is 31030123230157. The reversal of 31030123230112 is 21103232103013.
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, 2436404062 + ... + 2436416797.
It is an arithmetic number, because the mean of its divisors is an integer number (2558230951500).
Almost surely, 231030123230112 is an apocalyptic number.
31030123230112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
31030123230112 is a deficient number, since it is larger than the sum of its proper divisors (30367419605888).
31030123230112 is a wasteful number, since it uses less digits than its factorization.
31030123230112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4872821068 (or 4872821060 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 31030123230112 its reverse (21103232103013), we get a palindrome (52133355333125).
The spelling of 31030123230112 in words is "thirty-one trillion, thirty billion, one hundred twenty-three million, two hundred thirty thousand, one hundred twelve".
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