Base | Representation |
---|---|
bin | 11000110000001… |
… | …011110101000001 |
3 | 1001221102122022002 |
4 | 120300023311001 |
5 | 1322303101140 |
6 | 105112553345 |
7 | 13201601054 |
oct | 3060136501 |
9 | 1057378262 |
10 | 415284545 |
11 | 1a3465475 |
12 | b70b2855 |
13 | 68063600 |
14 | 3d222a9b |
15 | 266d2415 |
hex | 18c0bd41 |
415284545 has 12 divisors (see below), whose sum is σ = 539625276. Its totient is φ = 306671040.
The previous prime is 415284533. The next prime is 415284547. The reversal of 415284545 is 545482514.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 224070961 + 191213584 = 14969^2 + 13828^2 .
It is not a de Polignac number, because 415284545 - 210 = 415283521 is a prime.
It is a super-2 number, since 2×4152845452 = 344922506631714050, which contains 22 as substring.
It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 415284499 and 415284508.
It is not an unprimeable number, because it can be changed into a prime (415284547) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 244886 + ... + 246575.
It is an arithmetic number, because the mean of its divisors is an integer number (44968773).
Almost surely, 2415284545 is an apocalyptic number.
It is an amenable number.
415284545 is a deficient number, since it is larger than the sum of its proper divisors (124340731).
415284545 is a wasteful number, since it uses less digits than its factorization.
415284545 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 491492 (or 491479 counting only the distinct ones).
The product of its digits is 128000, while the sum is 38.
The square root of 415284545 is about 20378.5314730969. The cubic root of 415284545 is about 746.0740300574.
The spelling of 415284545 in words is "four hundred fifteen million, two hundred eighty-four thousand, five hundred forty-five".
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