Base | Representation |
---|---|
bin | 1011001111111101111100 |
3 | 12112211020210 |
4 | 23033331330 |
5 | 1223331423 |
6 | 143112420 |
7 | 34031430 |
oct | 13177574 |
9 | 5484223 |
10 | 2948988 |
11 | 1734689 |
12 | ba2710 |
13 | 7c3383 |
14 | 56a9c0 |
15 | 3d3b93 |
hex | 2cff7c |
2948988 has 24 divisors (see below), whose sum is σ = 7864192. Its totient is φ = 842544.
The previous prime is 2948987. The next prime is 2949013. The reversal of 2948988 is 8898492.
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2948987) 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, 17470 + ... + 17637.
22948988 is an apocalyptic number.
2948988 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
2948988 is an abundant number, since it is smaller than the sum of its proper divisors (4915204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2948988 is a wasteful number, since it uses less digits than its factorization.
2948988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35121 (or 35119 counting only the distinct ones).
The product of its digits is 331776, while the sum is 48.
The square root of 2948988 is about 1717.2617738714. The cubic root of 2948988 is about 143.4028122983.
The spelling of 2948988 in words is "two million, nine hundred forty-eight thousand, nine hundred eighty-eight".
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