Base | Representation |
---|---|
bin | 1110001110111101100110… |
… | …00001101010001010001010 |
3 | 11002211021212210121210101112 |
4 | 13013132303001222022022 |
5 | 13100311240120224232 |
6 | 150323115200250322 |
7 | 6410244561151004 |
oct | 707366301521212 |
9 | 132737783553345 |
10 | 31300430242442 |
11 | 9a7848a964809 |
12 | 36162969109a2 |
13 | 14608057063ca |
14 | 7a2d3db2d374 |
15 | 3942e18884b2 |
hex | 1c77b306a28a |
31300430242442 has 8 divisors (see below), whose sum is σ = 47017622035332. Its totient is φ = 15627889564000.
The previous prime is 31300430242409. The next prime is 31300430242481. The reversal of 31300430242442 is 24424203400313.
It can be written as a sum of positive squares in 2 ways, for example, as 25779899366881 + 5520530875561 = 5077391^2 + 2349581^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 31300430242399 and 31300430242408.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11162776859 + ... + 11162779662.
Almost surely, 231300430242442 is an apocalyptic number.
31300430242442 is a deficient number, since it is larger than the sum of its proper divisors (15717191792890).
31300430242442 is a wasteful number, since it uses less digits than its factorization.
31300430242442 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22325557224.
The product of its (nonzero) digits is 55296, while the sum is 32.
Adding to 31300430242442 its reverse (24424203400313), we get a palindrome (55724633642755).
The spelling of 31300430242442 in words is "thirty-one trillion, three hundred billion, four hundred thirty million, two hundred forty-two thousand, four hundred forty-two".
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