Base | Representation |
---|---|
bin | 1001101010101… |
… | …1101001110100 |
3 | 2211022002202002 |
4 | 2122223221310 |
5 | 40340031410 |
6 | 4005034432 |
7 | 1001442413 |
oct | 232535164 |
9 | 84262662 |
10 | 40548980 |
11 | 2098605a |
12 | 116b5a18 |
13 | 85296a4 |
14 | 555747a |
15 | 385e7a5 |
hex | 26aba74 |
40548980 has 12 divisors (see below), whose sum is σ = 85152900. Its totient is φ = 16219584.
The previous prime is 40548967. The next prime is 40548997. The reversal of 40548980 is 8984504.
It can be written as a sum of positive squares in 2 ways, for example, as 21921124 + 18627856 = 4682^2 + 4316^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1013705 + ... + 1013744.
It is an arithmetic number, because the mean of its divisors is an integer number (7096075).
Almost surely, 240548980 is an apocalyptic number.
It is an amenable number.
40548980 is an abundant number, since it is smaller than the sum of its proper divisors (44603920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40548980 is a wasteful number, since it uses less digits than its factorization.
40548980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2027458 (or 2027456 counting only the distinct ones).
The product of its (nonzero) digits is 46080, while the sum is 38.
The square root of 40548980 is about 6367.8081001236. The cubic root of 40548980 is about 343.5526567566.
The spelling of 40548980 in words is "forty million, five hundred forty-eight thousand, nine hundred eighty".
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