Search a number
-
+
2030240505 = 35373658091
BaseRepresentation
bin111100100000011…
…0000001011111001
312020111020220101210
41321000300023321
513124220144010
6533243033333
7101211521346
oct17100601371
95214226353
102030240505
11952021817
12487b0b849
13264804957
141538cb7cd
15bd387b20
hex790302f9

2030240505 has 16 divisors (see below), whose sum is σ = 3336179904. Its totient is φ = 1053529920.

The previous prime is 2030240503. The next prime is 2030240539. The reversal of 2030240505 is 5050420302.

It is not a de Polignac number, because 2030240505 - 21 = 2030240503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2030240503) 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, 1828491 + ... + 1829600.

It is an arithmetic number, because the mean of its divisors is an integer number (208511244).

Almost surely, 22030240505 is an apocalyptic number.

It is an amenable number.

2030240505 is a deficient number, since it is larger than the sum of its proper divisors (1305939399).

2030240505 is a wasteful number, since it uses less digits than its factorization.

2030240505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3658136.

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 2030240505 is about 45058.1902099940. The cubic root of 2030240505 is about 1266.2394191171.

Adding to 2030240505 its reverse (5050420302), we get a palindrome (7080660807).

The spelling of 2030240505 in words is "two billion, thirty million, two hundred forty thousand, five hundred five".

Divisors: 1 3 5 15 37 111 185 555 3658091 10974273 18290455 54871365 135349367 406048101 676746835 2030240505