Base | Representation |
---|---|
bin | 100111010111100101… |
… | …100000101001100111 |
3 | 11001002222112210222111 |
4 | 213113211200221213 |
5 | 1143033014441132 |
6 | 31230323541451 |
7 | 3024350004301 |
oct | 472745405147 |
9 | 131088483874 |
10 | 42271640167 |
11 | 16a22269a09 |
12 | 823882a887 |
13 | 3ca88a8143 |
14 | 2090176971 |
15 | 1176155647 |
hex | 9d7960a67 |
42271640167 has 4 divisors (see below), whose sum is σ = 42555342600. Its totient is φ = 41987937736.
The previous prime is 42271640137. The next prime is 42271640171. The reversal of 42271640167 is 76104617224.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 42271640167 - 211 = 42271638119 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 (42271640137) 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 3 ways as a sum of consecutive naturals, for example, 141850993 + ... + 141851290.
It is an arithmetic number, because the mean of its divisors is an integer number (10638835650).
Almost surely, 242271640167 is an apocalyptic number.
42271640167 is a deficient number, since it is larger than the sum of its proper divisors (283702433).
42271640167 is a wasteful number, since it uses less digits than its factorization.
42271640167 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 283702432.
The product of its (nonzero) digits is 112896, while the sum is 40.
The spelling of 42271640167 in words is "forty-two billion, two hundred seventy-one million, six hundred forty thousand, one hundred sixty-seven".
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