Base | Representation |
---|---|
bin | 1000111110001011101… |
… | …0001001100010100111 |
3 | 112201211122012100001202 |
4 | 2033202322021202213 |
5 | 10011124432441412 |
6 | 154450124513115 |
7 | 14064334520012 |
oct | 2174272114247 |
9 | 481748170052 |
10 | 154130749607 |
11 | 5a4038764aa |
12 | 25a560ab79b |
13 | 116c42bc8b3 |
14 | 766221c379 |
15 | 40215803c2 |
hex | 23e2e898a7 |
154130749607 has 2 divisors, whose sum is σ = 154130749608. Its totient is φ = 154130749606.
The previous prime is 154130749519. The next prime is 154130749649. The reversal of 154130749607 is 706947031451.
154130749607 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-154130749607 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (154130749667) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77065374803 + 77065374804.
It is an arithmetic number, because the mean of its divisors is an integer number (77065374804).
Almost surely, 2154130749607 is an apocalyptic number.
154130749607 is a deficient number, since it is larger than the sum of its proper divisors (1).
154130749607 is an equidigital number, since it uses as much as digits as its factorization.
154130749607 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 635040, while the sum is 47.
The spelling of 154130749607 in words is "one hundred fifty-four billion, one hundred thirty million, seven hundred forty-nine thousand, six hundred seven".
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