Base | Representation |
---|---|
bin | 10001011110001… |
… | …010110110010110 |
3 | 202102120010000021 |
4 | 101132022312112 |
5 | 1100014341210 |
6 | 45030335354 |
7 | 10156330300 |
oct | 2136126626 |
9 | 672503007 |
10 | 293121430 |
11 | 140506518 |
12 | 821ba55a |
13 | 4895cc44 |
14 | 2ad02970 |
15 | 1ab00bda |
hex | 1178ad96 |
293121430 has 96 divisors (see below), whose sum is σ = 661893120. Its totient is φ = 92917440.
The previous prime is 293121427. The next prime is 293121443. The reversal of 293121430 is 34121392.
It is a junction number, because it is equal to n+sod(n) for n = 293121395 and 293121404.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 348951 + ... + 349789.
It is an arithmetic number, because the mean of its divisors is an integer number (6894720).
Almost surely, 2293121430 is an apocalyptic number.
293121430 is an abundant number, since it is smaller than the sum of its proper divisors (368771690).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
293121430 is a wasteful number, since it uses less digits than its factorization.
293121430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 914 (or 907 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 25.
The square root of 293121430 is about 17120.7894093701. The cubic root of 293121430 is about 664.2769611408.
The spelling of 293121430 in words is "two hundred ninety-three million, one hundred twenty-one thousand, four hundred thirty".
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