Base | Representation |
---|---|
bin | 1010001000010… |
… | …0110011001100 |
3 | 2221221120012011 |
4 | 2202010303030 |
5 | 41334040423 |
6 | 4114351004 |
7 | 1024063525 |
oct | 242046314 |
9 | 87846164 |
10 | 42486988 |
11 | 21a8a115 |
12 | 1228b464 |
13 | 8a5783b |
14 | 58dd84c |
15 | 3ae3b0d |
hex | 2884ccc |
42486988 has 48 divisors (see below), whose sum is σ = 80494848. Its totient is φ = 19584000.
The previous prime is 42486979. The next prime is 42487007. The reversal of 42486988 is 88968424.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 310056 + ... + 310192.
It is an arithmetic number, because the mean of its divisors is an integer number (1676976).
Almost surely, 242486988 is an apocalyptic number.
It is an amenable number.
42486988 is a deficient number, since it is larger than the sum of its proper divisors (38007860).
42486988 is a wasteful number, since it uses less digits than its factorization.
42486988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 274 (or 272 counting only the distinct ones).
The product of its digits is 884736, while the sum is 49.
The square root of 42486988 is about 6518.2043539613. The cubic root of 42486988 is about 348.9409839372.
It can be divided in two parts, 4248 and 6988, that added together give a square (11236 = 1062).
The spelling of 42486988 in words is "forty-two million, four hundred eighty-six thousand, nine hundred eighty-eight".
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