Base | Representation |
---|---|
bin | 1010001000010… |
… | …0111010000110 |
3 | 2221221120210112 |
4 | 2202010322012 |
5 | 41334044210 |
6 | 4114353022 |
7 | 1024065026 |
oct | 242047206 |
9 | 87846715 |
10 | 42487430 |
11 | 21a8a487 |
12 | 1228b772 |
13 | 8a57abb |
14 | 58dda86 |
15 | 3ae3d05 |
hex | 2884e86 |
42487430 has 8 divisors (see below), whose sum is σ = 76477392. Its totient is φ = 16994968.
The previous prime is 42487429. The next prime is 42487441. The reversal of 42487430 is 3478424.
It is a sphenic number, since it is the product of 3 distinct primes.
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, 2124362 + ... + 2124381.
It is an arithmetic number, because the mean of its divisors is an integer number (9559674).
Almost surely, 242487430 is an apocalyptic number.
42487430 is a deficient number, since it is larger than the sum of its proper divisors (33989962).
42487430 is a wasteful number, since it uses less digits than its factorization.
42487430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4248750.
The product of its (nonzero) digits is 21504, while the sum is 32.
The square root of 42487430 is about 6518.2382589163. The cubic root of 42487430 is about 348.9421939656.
The spelling of 42487430 in words is "forty-two million, four hundred eighty-seven thousand, four hundred thirty".
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