Base | Representation |
---|---|
bin | 11010101101100000100101 |
3 | 111011202010212 |
4 | 122231200211 |
5 | 3243032044 |
6 | 410025205 |
7 | 113342300 |
oct | 32554045 |
9 | 14152125 |
10 | 7002149 |
11 | 3a52900 |
12 | 2418205 |
13 | 15b21ab |
14 | d03b37 |
15 | 934a9e |
hex | 6ad825 |
7002149 has 18 divisors (see below), whose sum is σ = 8960742. Its totient is φ = 5451600.
The previous prime is 7002131. The next prime is 7002157. The reversal of 7002149 is 9412007.
It can be written as a sum of positive squares in only one way, i.e., 6853924 + 148225 = 2618^2 + 385^2 .
It is not a de Polignac number, because 7002149 - 28 = 7001893 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7002109) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5339 + ... + 6519.
It is an arithmetic number, because the mean of its divisors is an integer number (497819).
Almost surely, 27002149 is an apocalyptic number.
It is an amenable number.
7002149 is a deficient number, since it is larger than the sum of its proper divisors (1958593).
7002149 is a wasteful number, since it uses less digits than its factorization.
7002149 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1217 (or 1199 counting only the distinct ones).
The product of its (nonzero) digits is 504, while the sum is 23.
The square root of 7002149 is about 2646.1574027257. The cubic root of 7002149 is about 191.3126919368.
The spelling of 7002149 in words is "seven million, two thousand, one hundred forty-nine".
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