Base | Representation |
---|---|
bin | 1010001000001… |
… | …1101111100001 |
3 | 2221221100020202 |
4 | 2202003233201 |
5 | 41333421112 |
6 | 4114314545 |
7 | 1024045100 |
oct | 242035741 |
9 | 87840222 |
10 | 42482657 |
11 | 21a86938 |
12 | 12288a55 |
13 | 8a55889 |
14 | 58dc037 |
15 | 3ae26c2 |
hex | 2883be1 |
42482657 has 18 divisors (see below), whose sum is σ = 50457654. Its totient is φ = 35663040.
The previous prime is 42482647. The next prime is 42482669. The reversal of 42482657 is 75628424.
It can be written as a sum of positive squares in 3 ways, for example, as 5564881 + 36917776 = 2359^2 + 6076^2 .
It is not a de Polignac number, because 42482657 - 210 = 42481633 is a prime.
It is a super-2 number, since 2×424826572 = 3609552291559298, which contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 42482657.
It is not an unprimeable number, because it can be changed into a prime (42482647) by changing a digit.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 182213 + ... + 182445.
It is an arithmetic number, because the mean of its divisors is an integer number (2803203).
Almost surely, 242482657 is an apocalyptic number.
It is an amenable number.
42482657 is a deficient number, since it is larger than the sum of its proper divisors (7974997).
42482657 is an equidigital number, since it uses as much as digits as its factorization.
42482657 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 369 (or 301 counting only the distinct ones).
The product of its digits is 107520, while the sum is 38.
The square root of 42482657 is about 6517.8721220963. The cubic root of 42482657 is about 348.9291268579.
The spelling of 42482657 in words is "forty-two million, four hundred eighty-two thousand, six hundred fifty-seven".
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