Base | Representation |
---|---|
bin | 11101001100010001… |
… | …100100011010110000 |
3 | 2222220110002210100020 |
4 | 131030101210122300 |
5 | 1003143134220404 |
6 | 22222140123440 |
7 | 2156513246610 |
oct | 351421443260 |
9 | 88813083306 |
10 | 31344445104 |
11 | 12325138595 |
12 | 60a9236580 |
13 | 2c56a91c4b |
14 | 1734c18a40 |
15 | c36b97ed9 |
hex | 74c4646b0 |
31344445104 has 80 divisors (see below), whose sum is σ = 92559909120. Its totient is φ = 8953701120.
The previous prime is 31344445091. The next prime is 31344445127. The reversal of 31344445104 is 40154444313.
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, 3184062 + ... + 3193890.
It is an arithmetic number, because the mean of its divisors is an integer number (1156998864).
Almost surely, 231344445104 is an apocalyptic number.
It is an amenable number.
31344445104 is an abundant number, since it is smaller than the sum of its proper divisors (61215464016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31344445104 is a wasteful number, since it uses less digits than its factorization.
31344445104 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19338 (or 19332 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 33.
Adding to 31344445104 its reverse (40154444313), we get a palindrome (71498889417).
The spelling of 31344445104 in words is "thirty-one billion, three hundred forty-four million, four hundred forty-five thousand, one hundred four".
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