Base | Representation |
---|---|
bin | 1001101110110011011110 |
3 | 11210121022201 |
4 | 21232303132 |
5 | 1123113011 |
6 | 130402114 |
7 | 30453223 |
oct | 11566336 |
9 | 4717281 |
10 | 2551006 |
11 | 1492677 |
12 | a3033a |
13 | 6b4193 |
14 | 4a594a |
15 | 355cc1 |
hex | 26ecde |
2551006 has 4 divisors (see below), whose sum is σ = 3826512. Its totient is φ = 1275502.
The previous prime is 2550991. The next prime is 2551009. The reversal of 2551006 is 6001552.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×25510062 = 13015263224072, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2551009) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 637750 + ... + 637753.
It is an arithmetic number, because the mean of its divisors is an integer number (956628).
22551006 is an apocalyptic number.
2551006 is a deficient number, since it is larger than the sum of its proper divisors (1275506).
2551006 is a wasteful number, since it uses less digits than its factorization.
2551006 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1275505.
The product of its (nonzero) digits is 300, while the sum is 19.
The square root of 2551006 is about 1597.1869020249. The cubic root of 2551006 is about 136.6376843824.
Adding to 2551006 its reverse (6001552), we get a palindrome (8552558).
The spelling of 2551006 in words is "two million, five hundred fifty-one thousand, six".
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