Base | Representation |
---|---|
bin | 1001000011001010100… |
… | …1111100101010110101 |
3 | 112212021212202020100010 |
4 | 2100302221330222311 |
5 | 10021344440223421 |
6 | 155231001210433 |
7 | 14142441655215 |
oct | 2206251745265 |
9 | 485255666303 |
10 | 155468679861 |
11 | 5aa30020290 |
12 | 2616a190a19 |
13 | 118785482c1 |
14 | 774bbb4245 |
15 | 409dc64076 |
hex | 2432a7cab5 |
155468679861 has 16 divisors (see below), whose sum is σ = 231651782208. Its totient is φ = 91925308800.
The previous prime is 155468679859. The next prime is 155468679901. The reversal of 155468679861 is 168976864551.
155468679861 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 155468679861 - 21 = 155468679859 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 155468679792 and 155468679801.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (155468679061) 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 15 ways as a sum of consecutive naturals, for example, 57451966 + ... + 57454671.
It is an arithmetic number, because the mean of its divisors is an integer number (14478236388).
Almost surely, 2155468679861 is an apocalyptic number.
155468679861 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
155468679861 is a deficient number, since it is larger than the sum of its proper divisors (76183102347).
155468679861 is a wasteful number, since it uses less digits than its factorization.
155468679861 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 114906692.
The product of its digits is 87091200, while the sum is 66.
The spelling of 155468679861 in words is "one hundred fifty-five billion, four hundred sixty-eight million, six hundred seventy-nine thousand, eight hundred sixty-one".
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