Base | Representation |
---|---|
bin | 1001001010011011001000 |
3 | 11112000220200 |
4 | 21022123020 |
5 | 1103330432 |
6 | 123252200 |
7 | 26262615 |
oct | 11123310 |
9 | 4460820 |
10 | 2401992 |
11 | 13a071a |
12 | 97a060 |
13 | 6613c8 |
14 | 46750c |
15 | 326a7c |
hex | 24a6c8 |
2401992 has 48 divisors (see below), whose sum is σ = 6608940. Its totient is φ = 787968.
The previous prime is 2401991. The next prime is 2402009. The reversal of 2401992 is 2991042.
It can be written as a sum of positive squares in 2 ways, for example, as 2268036 + 133956 = 1506^2 + 366^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2401991) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5028 + ... + 5484.
22401992 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2401992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3304470).
2401992 is an abundant number, since it is smaller than the sum of its proper divisors (4206948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2401992 is a wasteful number, since it uses less digits than its factorization.
2401992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 542 (or 535 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 27.
The square root of 2401992 is about 1549.8361203689. The cubic root of 2401992 is about 133.9236217295.
The spelling of 2401992 in words is "two million, four hundred one thousand, nine hundred ninety-two".
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