Base | Representation |
---|---|
bin | 1010001000000… |
… | …1001010111100 |
3 | 2221220210210122 |
4 | 2202001022330 |
5 | 41333101444 |
6 | 4114154112 |
7 | 1024002302 |
oct | 242011274 |
9 | 87823718 |
10 | 42472124 |
11 | 21a79a32 |
12 | 12282938 |
13 | 8a50b46 |
14 | 58d8272 |
15 | 3ade4ee |
hex | 28812bc |
42472124 has 12 divisors (see below), whose sum is σ = 76889400. Its totient is φ = 20503728.
The previous prime is 42472123. The next prime is 42472127. The reversal of 42472124 is 42127424.
It is a junction number, because it is equal to n+sod(n) for n = 42472093 and 42472102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42472121) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182954 + ... + 183185.
It is an arithmetic number, because the mean of its divisors is an integer number (6407450).
Almost surely, 242472124 is an apocalyptic number.
It is an amenable number.
42472124 is a deficient number, since it is larger than the sum of its proper divisors (34417276).
42472124 is a wasteful number, since it uses less digits than its factorization.
42472124 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 366172 (or 366170 counting only the distinct ones).
The product of its digits is 3584, while the sum is 26.
The square root of 42472124 is about 6517.0640629044. The cubic root of 42472124 is about 348.9002870557.
Adding to 42472124 its reverse (42127424), we get a palindrome (84599548).
It can be divided in two parts, 4247 and 2124, that multiplied together give a triangular number (9020628 = T4247).
The spelling of 42472124 in words is "forty-two million, four hundred seventy-two thousand, one hundred twenty-four".
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