Base | Representation |
---|---|
bin | 10011000110000101010… |
… | …010110100110101010010 |
3 | 11122110000120022020102100 |
4 | 103012011102310311102 |
5 | 132444342020030002 |
6 | 2442452244301230 |
7 | 163542400162143 |
oct | 23060522646522 |
9 | 4573016266370 |
10 | 1312201330002 |
11 | 466557494aa2 |
12 | 1923916a1816 |
13 | 96980b90734 |
14 | 47721c13aca |
15 | 242001b411c |
hex | 131854b4d52 |
1312201330002 has 24 divisors (see below), whose sum is σ = 2843268305436. Its totient is φ = 437374993536.
The previous prime is 1312201329953. The next prime is 1312201330021. The reversal of 1312201330002 is 2000331022131.
1312201330002 is a `hidden beast` number, since 1 + 312 + 20 + 1 + 330 + 0 + 0 + 2 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 1226797696881 + 85403633121 = 1107609^2 + 292239^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1801563 + ... + 2422814.
Almost surely, 21312201330002 is an apocalyptic number.
1312201330002 is an abundant number, since it is smaller than the sum of its proper divisors (1531066975434).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1312201330002 is a wasteful number, since it uses less digits than its factorization.
1312201330002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4241642 (or 4241639 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 1312201330002 its reverse (2000331022131), we get a palindrome (3312532352133).
The spelling of 1312201330002 in words is "one trillion, three hundred twelve billion, two hundred one million, three hundred thirty thousand, two".
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