Base | Representation |
---|---|
bin | 110111100001… |
… | …1001010001000 |
3 | 2000202222200020 |
4 | 1233003022020 |
5 | 24423022140 |
6 | 2515540440 |
7 | 502303326 |
oct | 157031210 |
9 | 60688606 |
10 | 29110920 |
11 | 15483513 |
12 | 98ba720 |
13 | 60533c7 |
14 | 3c1ad16 |
15 | 28506d0 |
hex | 1bc3288 |
29110920 has 32 divisors (see below), whose sum is σ = 87333120. Its totient is φ = 7762880.
The previous prime is 29110903. The next prime is 29110931. The reversal of 29110920 is 2901192.
29110920 is nontrivially palindromic in base 9.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121176 + ... + 121415.
It is an arithmetic number, because the mean of its divisors is an integer number (2729160).
Almost surely, 229110920 is an apocalyptic number.
29110920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
29110920 is an abundant number, since it is smaller than the sum of its proper divisors (58222200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29110920 is a wasteful number, since it uses less digits than its factorization.
29110920 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 242605 (or 242601 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 24.
The square root of 29110920 is about 5395.4536417247. The cubic root of 29110920 is about 307.6228869669.
It can be divided in two parts, 291 and 10920, that added together give a palindrome (11211).
The spelling of 29110920 in words is "twenty-nine million, one hundred ten thousand, nine hundred twenty".
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