Base | Representation |
---|---|
bin | 111001101110… |
… | …1110000111000 |
3 | 2002221210112112 |
4 | 1303131300320 |
5 | 30222042342 |
6 | 3000431452 |
7 | 515164163 |
oct | 163356070 |
9 | 62853475 |
10 | 30268472 |
11 | 160a4173 |
12 | a178588 |
13 | 636a250 |
14 | 403cada |
15 | 29cd682 |
hex | 1cddc38 |
30268472 has 16 divisors (see below), whose sum is σ = 61119240. Its totient is φ = 13970016.
The previous prime is 30268453. The next prime is 30268487. The reversal of 30268472 is 27486203.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145418 + ... + 145625.
Almost surely, 230268472 is an apocalyptic number.
It is an amenable number.
30268472 is an abundant number, since it is smaller than the sum of its proper divisors (30850768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30268472 is a wasteful number, since it uses less digits than its factorization.
30268472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 291062 (or 291058 counting only the distinct ones).
The product of its (nonzero) digits is 16128, while the sum is 32.
The square root of 30268472 is about 5501.6790164458. The cubic root of 30268472 is about 311.6473936754.
The spelling of 30268472 in words is "thirty million, two hundred sixty-eight thousand, four hundred seventy-two".
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