Base | Representation |
---|---|
bin | 1110000110100110010001… |
… | …10001101000011011111010 |
3 | 11001210211001112202012020011 |
4 | 13003103020301220123322 |
5 | 13031104142234043002 |
6 | 145543105041452134 |
7 | 6350421565210321 |
oct | 703231061503372 |
9 | 131724045665204 |
10 | 31013032331002 |
11 | 997760a274137 |
12 | 358a64994104a |
13 | 143c6936b9747 |
14 | 7930785770b8 |
15 | 38bac072b8d7 |
hex | 1c34c8c686fa |
31013032331002 has 8 divisors (see below), whose sum is σ = 47282164045812. Its totient is φ = 15252310982400.
The previous prime is 31013032330993. The next prime is 31013032331009. The reversal of 31013032331002 is 20013323031013.
It can be written as a sum of positive squares in 2 ways, for example, as 30885683985121 + 127348345881 = 5557489^2 + 356859^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (31013032331009) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127102591399 + ... + 127102591642.
Almost surely, 231013032331002 is an apocalyptic number.
31013032331002 is a deficient number, since it is larger than the sum of its proper divisors (16269131714810).
31013032331002 is a wasteful number, since it uses less digits than its factorization.
31013032331002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 254205183104.
The product of its (nonzero) digits is 972, while the sum is 22.
Adding to 31013032331002 its reverse (20013323031013), we get a palindrome (51026355362015).
The spelling of 31013032331002 in words is "thirty-one trillion, thirteen billion, thirty-two million, three hundred thirty-one thousand, two".
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