Base | Representation |
---|---|
bin | 1001101110000… |
… | …0011110111001 |
3 | 2211201002120111 |
4 | 2123200132321 |
5 | 40413442434 |
6 | 4013424321 |
7 | 1003333321 |
oct | 233403671 |
9 | 84632514 |
10 | 40765369 |
11 | 21013697 |
12 | 1179b0a1 |
13 | 85a4028 |
14 | 55b2281 |
15 | 38a3964 |
hex | 26e07b9 |
40765369 has 2 divisors, whose sum is σ = 40765370. Its totient is φ = 40765368.
The previous prime is 40765339. The next prime is 40765381. The reversal of 40765369 is 96356704.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 39690000 + 1075369 = 6300^2 + 1037^2 .
It is a cyclic number.
It is not a de Polignac number, because 40765369 - 211 = 40763321 is a prime.
It is a super-2 number, since 2×407653692 = 3323630619412322, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (40765339) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20382684 + 20382685.
It is an arithmetic number, because the mean of its divisors is an integer number (20382685).
Almost surely, 240765369 is an apocalyptic number.
It is an amenable number.
40765369 is a deficient number, since it is larger than the sum of its proper divisors (1).
40765369 is an equidigital number, since it uses as much as digits as its factorization.
40765369 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 136080, while the sum is 40.
The square root of 40765369 is about 6384.7763469052. The cubic root of 40765369 is about 344.1626940219.
The spelling of 40765369 in words is "forty million, seven hundred sixty-five thousand, three hundred sixty-nine".
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