Search a number
-
+
40480477 is a prime number
BaseRepresentation
bin1001101001101…
…0111011011101
32211011121202221
42122122323131
540330333402
64003345341
71001035612
oct232327335
984147687
1040480477
1120939644
1211682251
13850445b
14553a509
153849337
hex269aedd

40480477 has 2 divisors, whose sum is σ = 40480478. Its totient is φ = 40480476.

The previous prime is 40480463. The next prime is 40480523. The reversal of 40480477 is 77408404.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27941796 + 12538681 = 5286^2 + 3541^2 .

It is a cyclic number.

It is not a de Polignac number, because 40480477 - 211 = 40478429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40480457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20240238 + 20240239.

It is an arithmetic number, because the mean of its divisors is an integer number (20240239).

Almost surely, 240480477 is an apocalyptic number.

It is an amenable number.

40480477 is a deficient number, since it is larger than the sum of its proper divisors (1).

40480477 is an equidigital number, since it uses as much as digits as its factorization.

40480477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25088, while the sum is 34.

The square root of 40480477 is about 6362.4269740406. The cubic root of 40480477 is about 343.3590830176.

The spelling of 40480477 in words is "forty million, four hundred eighty thousand, four hundred seventy-seven".