Base | Representation |
---|---|
bin | 11100111101111001… |
… | …011011000011000110 |
3 | 2222021122020000020202 |
4 | 130331321123003012 |
5 | 1002144411443441 |
6 | 22142202130502 |
7 | 2150524062140 |
oct | 347571330306 |
9 | 88248200222 |
10 | 31103234246 |
11 | 12210a68277 |
12 | 60404b0a32 |
13 | 2c18b08c26 |
14 | 1710b89c90 |
15 | c208ed19b |
hex | 73de5b0c6 |
31103234246 has 64 divisors (see below), whose sum is σ = 55607440896. Its totient is φ = 12773894400.
The previous prime is 31103234233. The next prime is 31103234249. The reversal of 31103234246 is 64243230113.
It is a super-2 number, since 2×311032342462 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31103234249) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5171381 + ... + 5177391.
It is an arithmetic number, because the mean of its divisors is an integer number (868866264).
Almost surely, 231103234246 is an apocalyptic number.
31103234246 is a deficient number, since it is larger than the sum of its proper divisors (24504206650).
31103234246 is a wasteful number, since it uses less digits than its factorization.
31103234246 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6237.
The product of its (nonzero) digits is 10368, while the sum is 29.
Adding to 31103234246 its reverse (64243230113), we get a palindrome (95346464359).
The spelling of 31103234246 in words is "thirty-one billion, one hundred three million, two hundred thirty-four thousand, two hundred forty-six".
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