Base | Representation |
---|---|
bin | 111001001010010000… |
… | …110110110111100011 |
3 | 12212102100210011222002 |
4 | 321022100312313203 |
5 | 2001144110201141 |
6 | 44110121234215 |
7 | 4301640634253 |
oct | 711220666743 |
9 | 185370704862 |
10 | 61375475171 |
11 | 240359459aa |
12 | ba8a63296b |
13 | 5a316ccb1a |
14 | 2d8341d963 |
15 | 18e33a0e9b |
hex | e4a436de3 |
61375475171 has 8 divisors (see below), whose sum is σ = 62229081600. Its totient is φ = 60523786440.
The previous prime is 61375475143. The next prime is 61375475177. The reversal of 61375475171 is 17157457316.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-61375475171 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (61375475177) 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 7 ways as a sum of consecutive naturals, for example, 414911 + ... + 543048.
It is an arithmetic number, because the mean of its divisors is an integer number (7778635200).
Almost surely, 261375475171 is an apocalyptic number.
61375475171 is a deficient number, since it is larger than the sum of its proper divisors (853606429).
61375475171 is an equidigital number, since it uses as much as digits as its factorization.
61375475171 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 958849.
The product of its digits is 617400, while the sum is 47.
The spelling of 61375475171 in words is "sixty-one billion, three hundred seventy-five million, four hundred seventy-five thousand, one hundred seventy-one".
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