Base | Representation |
---|---|
bin | 1110000111000111101111… |
… | …10111001111110000011000 |
3 | 11001212112102220020011210222 |
4 | 13003203313313033300120 |
5 | 13031402443030413422 |
6 | 145555240130255212 |
7 | 6351626106453224 |
oct | 703436767176030 |
9 | 131775386204728 |
10 | 31031002201112 |
11 | 99841a0847561 |
12 | 3592023a27508 |
13 | 14412985cab94 |
14 | 793ca0d9d784 |
15 | 38c2c3132842 |
hex | 1c38f7dcfc18 |
31031002201112 has 32 divisors (see below), whose sum is σ = 60734126695680. Its totient is φ = 14835708333600.
The previous prime is 31031002201081. The next prime is 31031002201127. The reversal of 31031002201112 is 21110220013013.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29052188 + ... + 30101355.
It is an arithmetic number, because the mean of its divisors is an integer number (1897941459240).
Almost surely, 231031002201112 is an apocalyptic number.
It is an amenable number.
31031002201112 is a deficient number, since it is larger than the sum of its proper divisors (29703124494568).
31031002201112 is a wasteful number, since it uses less digits than its factorization.
31031002201112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59156423 (or 59156419 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 17.
Adding to 31031002201112 its reverse (21110220013013), we get a palindrome (52141222214125).
The spelling of 31031002201112 in words is "thirty-one trillion, thirty-one billion, two million, two hundred one thousand, one hundred twelve".
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