[go: up one dir, main page]

Search a number
-
+
29662985 = 51123131179
BaseRepresentation
bin111000100100…
…1111100001001
32001211000222002
41301021330021
530043203420
62535440345
7510063002
oct161117411
961730862
1029662985
1115820270
129b260b5
1361b7781
143d221a9
15290e075
hex1c49f09

29662985 has 32 divisors (see below), whose sum is σ = 41057280. Its totient is φ = 20363200.

The previous prime is 29662961. The next prime is 29663059. The reversal of 29662985 is 58926692.

It is a happy number.

It is not a de Polignac number, because 29662985 - 26 = 29662921 is a prime.

It is a super-2 number, since 2×296629852 = 1759785358220450, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 165626 + ... + 165804.

It is an arithmetic number, because the mean of its divisors is an integer number (1283040).

Almost surely, 229662985 is an apocalyptic number.

It is an amenable number.

29662985 is a deficient number, since it is larger than the sum of its proper divisors (11394295).

29662985 is a wasteful number, since it uses less digits than its factorization.

29662985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349.

The product of its digits is 466560, while the sum is 47.

The square root of 29662985 is about 5446.3735641250. The cubic root of 29662985 is about 309.5553284650. Note that the first 3 decimals are identical.

The spelling of 29662985 in words is "twenty-nine million, six hundred sixty-two thousand, nine hundred eighty-five".

Divisors: 1 5 11 23 55 115 131 179 253 655 895 1265 1441 1969 3013 4117 7205 9845 15065 20585 23449 33143 45287 117245 165715 226435 257939 539327 1289695 2696635 5932597 29662985