Base | Representation |
---|---|
bin | 1101001000101111… |
… | …10010010100011111 |
3 | 200012111211120011011 |
4 | 12210113302110133 |
5 | 103420440304033 |
6 | 3123455040051 |
7 | 336525446605 |
oct | 64427622437 |
9 | 20174746134 |
10 | 7052666143 |
11 | 2a9a056506 |
12 | 1449b10027 |
13 | 8851b5a43 |
14 | 4ac949875 |
15 | 2b426dccd |
hex | 1a45f251f |
7052666143 has 4 divisors (see below), whose sum is σ = 7058608920. Its totient is φ = 7046723368.
The previous prime is 7052666141. The next prime is 7052666149. The reversal of 7052666143 is 3416662507.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3416662507 = 55441 ⋅61627.
It is a cyclic number.
It is not a de Polignac number, because 7052666143 - 21 = 7052666141 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 7052666096 and 7052666105.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7052666141) 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, 2969608 + ... + 2971981.
It is an arithmetic number, because the mean of its divisors is an integer number (1764652230).
Almost surely, 27052666143 is an apocalyptic number.
7052666143 is a deficient number, since it is larger than the sum of its proper divisors (5942777).
7052666143 is a wasteful number, since it uses less digits than its factorization.
7052666143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5942776.
The product of its (nonzero) digits is 181440, while the sum is 40.
The square root of 7052666143 is about 83980.1532684955. The cubic root of 7052666143 is about 1917.7166634494.
The spelling of 7052666143 in words is "seven billion, fifty-two million, six hundred sixty-six thousand, one hundred forty-three".
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