Base | Representation |
---|---|
bin | 1101010100010111… |
… | …00111010111001101 |
3 | 200110022020200112122 |
4 | 12222023213113031 |
5 | 104120413420304 |
6 | 3141300142325 |
7 | 342121114541 |
oct | 65213472715 |
9 | 20408220478 |
10 | 7150138829 |
11 | 303a081149 |
12 | 14766979a5 |
13 | 89c4530a2 |
14 | 4bb87da21 |
15 | 2bcac49be |
hex | 1aa2e75cd |
7150138829 has 4 divisors (see below), whose sum is σ = 7169308476. Its totient is φ = 7130969184.
The previous prime is 7150138799. The next prime is 7150138909. The reversal of 7150138829 is 9288310517.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9288310517 = 93809 ⋅99013.
It can be written as a sum of positive squares in 2 ways, for example, as 5416665604 + 1733473225 = 73598^2 + 41635^2 .
It is a cyclic number.
It is not a de Polignac number, because 7150138829 - 228 = 6881703373 is a prime.
It is a super-2 number, since 2×71501388292 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 7150138829.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7150138129) 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, 9584264 + ... + 9585009.
It is an arithmetic number, because the mean of its divisors is an integer number (1792327119).
Almost surely, 27150138829 is an apocalyptic number.
It is an amenable number.
7150138829 is a deficient number, since it is larger than the sum of its proper divisors (19169647).
7150138829 is a wasteful number, since it uses less digits than its factorization.
7150138829 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19169646.
The product of its (nonzero) digits is 120960, while the sum is 44.
The square root of 7150138829 is about 84558.4935355402. The cubic root of 7150138829 is about 1926.5109925816.
The spelling of 7150138829 in words is "seven billion, one hundred fifty million, one hundred thirty-eight thousand, eight hundred twenty-nine".
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