Search a number
-
+
29830088 = 2319312
BaseRepresentation
bin111000111001…
…0101111001000
32002010112012002
41301302233020
530114030323
62543210132
7511360121
oct161625710
962115162
1029830088
1115924872
129ba6948
136245852
143d67048
152943828
hex1c72bc8

29830088 has 12 divisors (see below), whose sum is σ = 55960395. Its totient is φ = 14907320.

The previous prime is 29830081. The next prime is 29830109. The reversal of 29830088 is 88003892.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 14915044 + 14915044 = 3862^2 + 3862^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=3862.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29830081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 14483 + ... + 16413.

Almost surely, 229830088 is an apocalyptic number.

It is an amenable number.

29830088 is a deficient number, since it is larger than the sum of its proper divisors (26130307).

29830088 is an frugal number, since it uses more digits than its factorization.

29830088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3868 (or 1933 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 38.

The square root of 29830088 is about 5461.6927778849. The cubic root of 29830088 is about 310.1355217378.

The spelling of 29830088 in words is "twenty-nine million, eight hundred thirty thousand, eighty-eight".

Divisors: 1 2 4 8 1931 3862 7724 15448 3728761 7457522 14915044 29830088