Base | Representation |
---|---|
bin | 1001101100111… |
… | …0101100111101 |
3 | 2211120101200011 |
4 | 2123032230331 |
5 | 40404130131 |
6 | 4012103221 |
7 | 1002611101 |
oct | 233165475 |
9 | 84511604 |
10 | 40692541 |
11 | 20a739aa |
12 | 11764b11 |
13 | 8579b36 |
14 | 5593901 |
15 | 388c0b1 |
hex | 26ceb3d |
40692541 has 8 divisors (see below), whose sum is σ = 41933304. Its totient is φ = 39463680.
The previous prime is 40692529. The next prime is 40692557. The reversal of 40692541 is 14529604.
It can be written as a sum of positive squares in 4 ways, for example, as 900 + 40691641 = 30^2 + 6379^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 40692541 - 211 = 40690493 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40692521) 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, 4225 + ... + 9961.
It is an arithmetic number, because the mean of its divisors is an integer number (5241663).
Almost surely, 240692541 is an apocalyptic number.
40692541 is a gapful number since it is divisible by the number (41) formed by its first and last digit.
It is an amenable number.
40692541 is a deficient number, since it is larger than the sum of its proper divisors (1240763).
40692541 is a wasteful number, since it uses less digits than its factorization.
40692541 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5951.
The product of its (nonzero) digits is 8640, while the sum is 31.
The square root of 40692541 is about 6379.0705435823. The cubic root of 40692541 is about 343.9576210864.
The spelling of 40692541 in words is "forty million, six hundred ninety-two thousand, five hundred forty-one".
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