Base | Representation |
---|---|
bin | 1101100011011011011110 |
3 | 20200111210020 |
4 | 31203123132 |
5 | 1402143430 |
6 | 204053010 |
7 | 42125400 |
oct | 15433336 |
9 | 6614706 |
10 | 3552990 |
11 | 2007461 |
12 | 1234166 |
13 | 97527c |
14 | 686b70 |
15 | 4a2b10 |
hex | 3636de |
3552990 has 48 divisors (see below), whose sum is σ = 9923472. Its totient is φ = 811776.
The previous prime is 3552977. The next prime is 3553001. The reversal of 3552990 is 992553.
It is an Ulam number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 262 + ... + 2678.
It is an arithmetic number, because the mean of its divisors is an integer number (206739).
Almost surely, 23552990 is an apocalyptic number.
3552990 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 3552990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4961736).
3552990 is an abundant number, since it is smaller than the sum of its proper divisors (6370482).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3552990 is a wasteful number, since it uses less digits than its factorization.
3552990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2441 (or 2434 counting only the distinct ones).
The product of its (nonzero) digits is 12150, while the sum is 33.
The square root of 3552990 is about 1884.9376647518. The cubic root of 3552990 is about 152.5918464908.
The spelling of 3552990 in words is "three million, five hundred fifty-two thousand, nine hundred ninety".
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