Base | Representation |
---|---|
bin | 1011110010101000101101 |
3 | 12211001001002 |
4 | 23302220231 |
5 | 1242402424 |
6 | 150130045 |
7 | 35162426 |
oct | 13625055 |
9 | 5731032 |
10 | 3090989 |
11 | 1821340 |
12 | 1050925 |
13 | 842bb5 |
14 | 5a664d |
15 | 410cae |
hex | 2f2a2d |
3090989 has 8 divisors (see below), whose sum is σ = 3384768. Its totient is φ = 2799360.
The previous prime is 3090973. The next prime is 3091001. The reversal of 3090989 is 9890903.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 3090989 - 24 = 3090973 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3090959) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5069 + ... + 5645.
It is an arithmetic number, because the mean of its divisors is an integer number (423096).
Almost surely, 23090989 is an apocalyptic number.
It is an amenable number.
3090989 is a deficient number, since it is larger than the sum of its proper divisors (293779).
3090989 is a wasteful number, since it uses less digits than its factorization.
3090989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1075.
The product of its (nonzero) digits is 17496, while the sum is 38.
The square root of 3090989 is about 1758.1208718402. The cubic root of 3090989 is about 145.6685575831.
It can be divided in two parts, 30 and 90989, that added together give a palindrome (91019).
The spelling of 3090989 in words is "three million, ninety thousand, nine hundred eighty-nine".
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