Base | Representation |
---|---|
bin | 11011011011011000011010 |
3 | 111112021212212 |
4 | 123123120122 |
5 | 3320040132 |
6 | 414035122 |
7 | 115054136 |
oct | 33333032 |
9 | 14467785 |
10 | 7190042 |
11 | 4070a92 |
12 | 24a8aa2 |
13 | 1649882 |
14 | d523c6 |
15 | 9705b2 |
hex | 6db61a |
7190042 has 8 divisors (see below), whose sum is σ = 10797300. Its totient is φ = 3590944.
The previous prime is 7190039. The next prime is 7190063. The reversal of 7190042 is 2400917.
It can be written as a sum of positive squares in 2 ways, for example, as 6806881 + 383161 = 2609^2 + 619^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1184 + ... + 3972.
Almost surely, 27190042 is an apocalyptic number.
7190042 is a deficient number, since it is larger than the sum of its proper divisors (3607258).
7190042 is a wasteful number, since it uses less digits than its factorization.
7190042 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4080.
The product of its (nonzero) digits is 504, while the sum is 23.
The square root of 7190042 is about 2681.4253672254. The cubic root of 7190042 is about 193.0088141518.
Adding to 7190042 its reverse (2400917), we get a palindrome (9590959).
The spelling of 7190042 in words is "seven million, one hundred ninety thousand, forty-two".
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