Base | Representation |
---|---|
bin | 111001011010001010001… |
… | …011100010001010100101 |
3 | 111222010222200101012002112 |
4 | 321122022023202022211 |
5 | 1004114030123211221 |
6 | 12220204135050405 |
7 | 555011132615453 |
oct | 71321213421245 |
9 | 14863880335075 |
10 | 3945098257061 |
11 | 129111a1325a5 |
12 | 538705510a05 |
13 | 228037680500 |
14 | d8d2da079d3 |
15 | 6c94b11c15b |
hex | 3968a2e22a5 |
3945098257061 has 6 divisors (see below), whose sum is σ = 4271911130610. Its totient is φ = 3641629160208.
The previous prime is 3945098257039. The next prime is 3945098257073. The reversal of 3945098257061 is 1607528905493.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 113660008225 + 3831438248836 = 337135^2 + 1957406^2 .
It is not a de Polignac number, because 3945098257061 - 26 = 3945098256997 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3945098257031) 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 in 5 ways as a sum of consecutive naturals, for example, 11671888166 + ... + 11671888503.
It is an arithmetic number, because the mean of its divisors is an integer number (711985188435).
It is a 1-persistent number, because it is pandigital, but 2⋅3945098257061 = 7890196514122 is not.
Almost surely, 23945098257061 is an apocalyptic number.
It is an amenable number.
3945098257061 is a deficient number, since it is larger than the sum of its proper divisors (326812873549).
3945098257061 is a wasteful number, since it uses less digits than its factorization.
3945098257061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23343776695 (or 23343776682 counting only the distinct ones).
The product of its (nonzero) digits is 16329600, while the sum is 59.
The spelling of 3945098257061 in words is "three trillion, nine hundred forty-five billion, ninety-eight million, two hundred fifty-seven thousand, sixty-one".
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