Base | Representation |
---|---|
bin | 110111111010… |
… | …1000101100110 |
3 | 2001011101012200 |
4 | 1233311011212 |
5 | 30001043210 |
6 | 2524155330 |
7 | 504114504 |
oct | 157650546 |
9 | 61141180 |
10 | 29315430 |
11 | 15603131 |
12 | 9998b46 |
13 | 60c5511 |
14 | 3c71674 |
15 | 28910c0 |
hex | 1bf5166 |
29315430 has 48 divisors (see below), whose sum is σ = 76540464. Its totient is φ = 7784640.
The previous prime is 29315411. The next prime is 29315431. The reversal of 29315430 is 3451392.
It is a junction number, because it is equal to n+sod(n) for n = 29315394 and 29315403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (29315431) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27100 + ... + 28160.
It is an arithmetic number, because the mean of its divisors is an integer number (1594593).
Almost surely, 229315430 is an apocalyptic number.
29315430 is an abundant number, since it is smaller than the sum of its proper divisors (47225034).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
29315430 is a wasteful number, since it uses less digits than its factorization.
29315430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1381 (or 1378 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 27.
The square root of 29315430 is about 5414.3725398240. The cubic root of 29315430 is about 308.3415772489.
The spelling of 29315430 in words is "twenty-nine million, three hundred fifteen thousand, four hundred thirty".
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