Search a number
-
+
2008952738 = 213281274973
BaseRepresentation
bin111011110111110…
…0010111110100010
312012000012101001222
41313233202332202
513103242441423
6531202455042
7100532550032
oct16757427642
95160171058
102008952738
11941001a21
12480964482
13260290340
14150b498c2
15bb5803c8
hex77be2fa2

2008952738 has 16 divisors (see below), whose sum is σ = 3256792056. Its totient is φ = 923905920.

The previous prime is 2008952681. The next prime is 2008952753. The reversal of 2008952738 is 8372598002.

It can be written as a sum of positive squares in 4 ways, for example, as 1945956769 + 62995969 = 44113^2 + 7937^2 .

It is a super-2 number, since 2×20089527382 = 8071782207035393288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130181 + ... + 144792.

Almost surely, 22008952738 is an apocalyptic number.

2008952738 is a deficient number, since it is larger than the sum of its proper divisors (1247839318).

2008952738 is a wasteful number, since it uses less digits than its factorization.

2008952738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275269.

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 2008952738 is about 44821.3424386196. The cubic root of 2008952738 is about 1261.7982088995.

It can be divided in two parts, 20089 and 52738, that added together give a palindrome (72827).

The spelling of 2008952738 in words is "two billion, eight million, nine hundred fifty-two thousand, seven hundred thirty-eight".

Divisors: 1 2 13 26 281 562 3653 7306 274973 549946 3574649 7149298 77267413 154534826 1004476369 2008952738