Base | Representation |
---|---|
bin | 110111100010… |
… | …1001110111100 |
3 | 2000210102100001 |
4 | 1233011032330 |
5 | 24423310140 |
6 | 2520044044 |
7 | 502340161 |
oct | 157051674 |
9 | 60712301 |
10 | 29119420 |
11 | 15489940 |
12 | 9903624 |
13 | 6057235 |
14 | 3c20068 |
15 | 2852e9a |
hex | 1bc53bc |
29119420 has 24 divisors (see below), whose sum is σ = 66710448. Its totient is φ = 10588800.
The previous prime is 29119399. The next prime is 29119421. The reversal of 29119420 is 2491192.
It is a happy number.
It is a super-2 number, since 2×291194202 = 1695881242272800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29119421) 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, 65961 + ... + 66400.
It is an arithmetic number, because the mean of its divisors is an integer number (2779602).
Almost surely, 229119420 is an apocalyptic number.
29119420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
29119420 is an abundant number, since it is smaller than the sum of its proper divisors (37591028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29119420 is a wasteful number, since it uses less digits than its factorization.
29119420 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 132381 (or 132379 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 28.
The square root of 29119420 is about 5396.2412844498. The cubic root of 29119420 is about 307.6528246453.
The spelling of 29119420 in words is "twenty-nine million, one hundred nineteen thousand, four hundred twenty".
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