Base | Representation |
---|---|
bin | 11011000011001100011001 |
3 | 111100020222111 |
4 | 123003030121 |
5 | 3303402334 |
6 | 411552321 |
7 | 114162244 |
oct | 33031431 |
9 | 14306874 |
10 | 7090969 |
11 | 4003606 |
12 | 245b6a1 |
13 | 1613752 |
14 | d2825b |
15 | 951064 |
hex | 6c3319 |
7090969 has 4 divisors (see below), whose sum is σ = 7399296. Its totient is φ = 6782644.
The previous prime is 7090957. The next prime is 7090981. The reversal of 7090969 is 9690907.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is an interprime number because it is at equal distance from previous prime (7090957) and next prime (7090981).
It is a cyclic number.
It is not a de Polignac number, because 7090969 - 221 = 4993817 is a prime.
It is a super-2 number, since 2×70909692 = 100563682717922, which contains 22 as substring.
It is an alternating number because its digits alternate between odd and even.
It is a Duffinian number.
7090969 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (7090169) 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 3 ways as a sum of consecutive naturals, for example, 154129 + ... + 154174.
It is an arithmetic number, because the mean of its divisors is an integer number (1849824).
Almost surely, 27090969 is an apocalyptic number.
It is an amenable number.
7090969 is a deficient number, since it is larger than the sum of its proper divisors (308327).
7090969 is a wasteful number, since it uses less digits than its factorization.
7090969 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 308326.
The product of its (nonzero) digits is 30618, while the sum is 40.
The square root of 7090969 is about 2662.8873427165. The cubic root of 7090969 is about 192.1182088190.
The spelling of 7090969 in words is "seven million, ninety thousand, nine hundred sixty-nine".
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