Base | Representation |
---|---|
bin | 1110000111000110010001… |
… | …10001101001001000011000 |
3 | 11001212110101211201010011211 |
4 | 13003203020301221020120 |
5 | 13031344333310444112 |
6 | 145555025510032504 |
7 | 6351600404544640 |
oct | 703431061511030 |
9 | 131773354633154 |
10 | 31030212203032 |
11 | 9983925918289 |
12 | 3591a43348734 |
13 | 14411a0a3a6b3 |
14 | 793c280b9520 |
15 | 38c278ad40a7 |
hex | 1c38c8c69218 |
31030212203032 has 64 divisors (see below), whose sum is σ = 67829828094720. Its totient is φ = 13031965984128.
The previous prime is 31030212203017. The next prime is 31030212203041. The reversal of 31030212203032 is 23030221203013.
It is a junction number, because it is equal to n+sod(n) for n = 31030212202994 and 31030212203012.
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, 3866458 + ... + 8775529.
It is an arithmetic number, because the mean of its divisors is an integer number (1059841063980).
Almost surely, 231030212203032 is an apocalyptic number.
It is an amenable number.
31030212203032 is an abundant number, since it is smaller than the sum of its proper divisors (36799615891688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31030212203032 is a wasteful number, since it uses less digits than its factorization.
31030212203032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12642880 (or 12642876 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 31030212203032 its reverse (23030221203013), we get a palindrome (54060433406045).
The spelling of 31030212203032 in words is "thirty-one trillion, thirty billion, two hundred twelve million, two hundred three thousand, thirty-two".
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