Base | Representation |
---|---|
bin | 111011110100101… |
… | …0001011101100011 |
3 | 12011220002211002121 |
4 | 1313221101131203 |
5 | 13102332330011 |
6 | 531103325111 |
7 | 100512560203 |
oct | 16751213543 |
9 | 5156084077 |
10 | 2007308131 |
11 | 940089344 |
12 | 4802b0797 |
13 | 25cb358ba |
14 | 15083c403 |
15 | bb357e71 |
hex | 77a51763 |
2007308131 has 2 divisors, whose sum is σ = 2007308132. Its totient is φ = 2007308130.
The previous prime is 2007308119. The next prime is 2007308159. The reversal of 2007308131 is 1318037002.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2007308131 - 219 = 2006783843 is a prime.
It is a super-2 number, since 2×20073081312 = 8058571865557426322, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2007308096 and 2007308105.
It is not a weakly prime, because it can be changed into another prime (2007308161) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1003654065 + 1003654066.
It is an arithmetic number, because the mean of its divisors is an integer number (1003654066).
Almost surely, 22007308131 is an apocalyptic number.
2007308131 is a deficient number, since it is larger than the sum of its proper divisors (1).
2007308131 is an equidigital number, since it uses as much as digits as its factorization.
2007308131 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1008, while the sum is 25.
The square root of 2007308131 is about 44802.9924335418. The cubic root of 2007308131 is about 1261.4537958371.
The spelling of 2007308131 in words is "two billion, seven million, three hundred eight thousand, one hundred thirty-one".
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