[go: up one dir, main page]

Search a number
-
+
29663031 = 323429899
BaseRepresentation
bin111000100100…
…1111100110111
32001211001000210
41301021330313
530043204111
62535440503
7510063066
oct161117467
961731023
1029663031
1115820302
129b26133
1361b77b8
143d221dd
15290e0a6
hex1c49f37

29663031 has 8 divisors (see below), whose sum is σ = 41270400. Its totient is φ = 18915512.

The previous prime is 29662961. The next prime is 29663059. The reversal of 29663031 is 13036692.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 29663031 - 214 = 29646647 is a prime.

It is a super-2 number, since 2×296630312 = 1759790816213922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 29663031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29668031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214881 + ... + 215018.

It is an arithmetic number, because the mean of its divisors is an integer number (5158800).

Almost surely, 229663031 is an apocalyptic number.

29663031 is a deficient number, since it is larger than the sum of its proper divisors (11607369).

29663031 is a wasteful number, since it uses less digits than its factorization.

29663031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429925.

The product of its (nonzero) digits is 5832, while the sum is 30.

The square root of 29663031 is about 5446.3777871169. The cubic root of 29663031 is about 309.5554884796. Note that the first 3 decimals are identical.

The spelling of 29663031 in words is "twenty-nine million, six hundred sixty-three thousand, thirty-one".

Divisors: 1 3 23 69 429899 1289697 9887677 29663031