Base | Representation |
---|---|
bin | 1101001011001100… |
… | …00000101010101111 |
3 | 200020221102101002122 |
4 | 12211212000222233 |
5 | 103441213002033 |
6 | 3125510343155 |
7 | 340164654062 |
oct | 64546005257 |
9 | 20227371078 |
10 | 7073172143 |
11 | 2aaa691a14 |
12 | 145495aabb |
13 | 88951557b |
14 | 4b15668d9 |
15 | 2b5e6ea98 |
hex | 1a5980aaf |
7073172143 has 4 divisors (see below), whose sum is σ = 7073647968. Its totient is φ = 7072696320.
The previous prime is 7073172097. The next prime is 7073172149. The reversal of 7073172143 is 3412713707.
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 7073172143 - 214 = 7073155759 is a prime.
It is a super-2 number, since 2×70731721432 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7073172149) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 214871 + ... + 245592.
It is an arithmetic number, because the mean of its divisors is an integer number (1768411992).
Almost surely, 27073172143 is an apocalyptic number.
7073172143 is a deficient number, since it is larger than the sum of its proper divisors (475825).
7073172143 is a wasteful number, since it uses less digits than its factorization.
7073172143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 475824.
The product of its (nonzero) digits is 24696, while the sum is 35.
The square root of 7073172143 is about 84102.1530223811. The cubic root of 7073172143 is about 1919.5734858987.
The spelling of 7073172143 in words is "seven billion, seventy-three million, one hundred seventy-two thousand, one hundred forty-three".
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