Base | Representation |
---|---|
bin | 1001100000101010011001 |
3 | 11200122212100 |
4 | 21200222121 |
5 | 1114234311 |
6 | 125234013 |
7 | 30122313 |
oct | 11405231 |
9 | 4618770 |
10 | 2493081 |
11 | 14530a8 |
12 | a02909 |
13 | 6939c6 |
14 | 48c7b3 |
15 | 343a56 |
hex | 260a99 |
2493081 has 12 divisors (see below), whose sum is σ = 3615040. Its totient is φ = 1655640.
The previous prime is 2493079. The next prime is 2493083. The reversal of 2493081 is 1803942.
It is an interprime number because it is at equal distance from previous prime (2493079) and next prime (2493083).
It is not a de Polignac number, because 2493081 - 21 = 2493079 is a prime.
It is a super-2 number, since 2×24930812 = 12430905745122, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2493083) 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, 3636 + ... + 4266.
22493081 is an apocalyptic number.
It is an amenable number.
2493081 is a deficient number, since it is larger than the sum of its proper divisors (1121959).
2493081 is a wasteful number, since it uses less digits than its factorization.
2493081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1076 (or 1073 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 27.
The square root of 2493081 is about 1578.9493342093. The cubic root of 2493081 is about 135.5955581076.
The spelling of 2493081 in words is "two million, four hundred ninety-three thousand, eighty-one".
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