Base | Representation |
---|---|
bin | 1010001011100110101110 |
3 | 12000121010220 |
4 | 22023212232 |
5 | 1140401344 |
6 | 133112210 |
7 | 31454160 |
oct | 12134656 |
9 | 5017126 |
10 | 2668974 |
11 | 1563270 |
12 | a88666 |
13 | 725a99 |
14 | 4d6930 |
15 | 37ac19 |
hex | 28b9ae |
2668974 has 64 divisors (see below), whose sum is σ = 6842880. Its totient is φ = 673920.
The previous prime is 2668931. The next prime is 2668993. The reversal of 2668974 is 4798662.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a d-powerful number, because it can be written as 219 + 62 + 66 + 87 + 93 + 72 + 43 .
It is a nialpdrome in base 12.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24432 + ... + 24540.
It is an arithmetic number, because the mean of its divisors is an integer number (106920).
22668974 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2668974, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3421440).
2668974 is an abundant number, since it is smaller than the sum of its proper divisors (4173906).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2668974 is a wasteful number, since it uses less digits than its factorization.
2668974 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 185.
The product of its digits is 145152, while the sum is 42.
The square root of 2668974 is about 1633.6994827691. The cubic root of 2668974 is about 138.7122387298.
The spelling of 2668974 in words is "two million, six hundred sixty-eight thousand, nine hundred seventy-four".
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