Base | Representation |
---|---|
bin | 111101010000010001… |
… | …0101100111000010011 |
3 | 110120112102100211220101 |
4 | 1322200202230320103 |
5 | 4123344333021123 |
6 | 140232455353231 |
7 | 12334513355626 |
oct | 1724042547023 |
9 | 416472324811 |
10 | 131542470163 |
11 | 50872327865 |
12 | 215b1382817 |
13 | c534616a80 |
14 | 651c2a5dbd |
15 | 364d49baad |
hex | 1ea08ace13 |
131542470163 has 16 divisors (see below), whose sum is σ = 146634808320. Its totient is φ = 117165734784.
The previous prime is 131542470139. The next prime is 131542470173. The reversal of 131542470163 is 361074245131.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 131542470163 - 29 = 131542469651 is a prime.
It is not an unprimeable number, because it can be changed into a prime (131542470173) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 522045 + ... + 731857.
It is an arithmetic number, because the mean of its divisors is an integer number (9164675520).
Almost surely, 2131542470163 is an apocalyptic number.
131542470163 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
131542470163 is a deficient number, since it is larger than the sum of its proper divisors (15092338157).
131542470163 is a wasteful number, since it uses less digits than its factorization.
131542470163 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 211518.
The product of its (nonzero) digits is 60480, while the sum is 37.
The spelling of 131542470163 in words is "one hundred thirty-one billion, five hundred forty-two million, four hundred seventy thousand, one hundred sixty-three".
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