Search a number
-
+
472070365 = 51317427213
BaseRepresentation
bin11100001000110…
…011100011011101
31012220021122210121
4130020303203131
51431322222430
6114502034541
714461350304
oct3410634335
91186248717
10472070365
112225204a8
12112118a51
1376a565a0
14469a543b
152b69ca7a
hex1c2338dd

472070365 has 16 divisors (see below), whose sum is σ = 645947568. Its totient is φ = 328098816.

The previous prime is 472070363. The next prime is 472070407. The reversal of 472070365 is 563070274.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 35176761 + 436893604 = 5931^2 + 20902^2 .

It is a cyclic number.

It is not a de Polignac number, because 472070365 - 21 = 472070363 is a prime.

It is a super-2 number, since 2×4720703652 = 445700859022466450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 472070365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472070363) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212502 + ... + 214711.

It is an arithmetic number, because the mean of its divisors is an integer number (40371723).

Almost surely, 2472070365 is an apocalyptic number.

It is an amenable number.

472070365 is a deficient number, since it is larger than the sum of its proper divisors (173877203).

472070365 is a wasteful number, since it uses less digits than its factorization.

472070365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427248.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 472070365 is about 21727.1803278750. The cubic root of 472070365 is about 778.6379720280.

Subtracting 472070365 from its reverse (563070274), we obtain a palindrome (90999909).

The spelling of 472070365 in words is "four hundred seventy-two million, seventy thousand, three hundred sixty-five".

Divisors: 1 5 13 17 65 85 221 1105 427213 2136065 5553769 7262621 27768845 36313105 94414073 472070365