Base | Representation |
---|---|
bin | 10101001011001110001011 |
3 | 101110000112010 |
4 | 111023032023 |
5 | 2410112422 |
6 | 314551003 |
7 | 65116431 |
oct | 25131613 |
9 | 11400463 |
10 | 5550987 |
11 | 31515a2 |
12 | 1a38463 |
13 | 11c4810 |
14 | a46d51 |
15 | 749b0c |
hex | 54b38b |
5550987 has 16 divisors (see below), whose sum is σ = 8013600. Its totient is φ = 3397632.
The previous prime is 5550973. The next prime is 5550991. The reversal of 5550987 is 7890555.
5550987 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 5550987 - 216 = 5485451 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (5550917) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12139 + ... + 12587.
It is an arithmetic number, because the mean of its divisors is an integer number (500850).
Almost surely, 25550987 is an apocalyptic number.
5550987 is a deficient number, since it is larger than the sum of its proper divisors (2462613).
5550987 is a wasteful number, since it uses less digits than its factorization.
5550987 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 782.
The product of its (nonzero) digits is 63000, while the sum is 39.
The square root of 5550987 is about 2356.0532676491. The cubic root of 5550987 is about 177.0612000696.
The spelling of 5550987 in words is "five million, five hundred fifty thousand, nine hundred eighty-seven".
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