Base | Representation |
---|---|
bin | 111101000000111111… |
… | …1110010000110000010 |
3 | 110112012201001200000001 |
4 | 1322001333302012002 |
5 | 4121322140000002 |
6 | 140105551350214 |
7 | 12316021423546 |
oct | 1720177620602 |
9 | 415181050001 |
10 | 131030000002 |
11 | 5062a023400 |
12 | 2148982236a |
13 | c4823b69a5 |
14 | 64b01c5a26 |
15 | 361d4bda87 |
hex | 1e81ff2182 |
131030000002 has 12 divisors (see below), whose sum is σ = 216037066518. Its totient is φ = 59559090800.
The previous prime is 131029999957. The next prime is 131030000021. The reversal of 131030000002 is 200000030131.
It can be written as a sum of positive squares in only one way, i.e., 121139498601 + 9890501401 = 348051^2 + 99451^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 270722899 + ... + 270723382.
Almost surely, 2131030000002 is an apocalyptic number.
131030000002 is a deficient number, since it is larger than the sum of its proper divisors (85007066516).
131030000002 is a wasteful number, since it uses less digits than its factorization.
131030000002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 541446305 (or 541446294 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 10.
Adding to 131030000002 its reverse (200000030131), we get a palindrome (331030030133).
The spelling of 131030000002 in words is "one hundred thirty-one billion, thirty million, two", and thus it is an aban number.
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