Base | Representation |
---|---|
bin | 111011101000010… |
… | …010000010101101 |
3 | 2120201110100221102 |
4 | 323220102002231 |
5 | 4022101243110 |
6 | 243134212445 |
7 | 33535250663 |
oct | 7350220255 |
9 | 2521410842 |
10 | 1000415405 |
11 | 4737879a0 |
12 | 23b054125 |
13 | 12c3542a2 |
14 | 96c18c33 |
15 | 5cc645a5 |
hex | 3ba120ad |
1000415405 has 24 divisors (see below), whose sum is σ = 1391225760. Its totient is φ = 684765440.
The previous prime is 1000415399. The next prime is 1000415431. The reversal of 1000415405 is 5045140001.
It is not a de Polignac number, because 1000415405 - 24 = 1000415389 is a prime.
It is a super-2 number, since 2×10004154052 = 2001661965122628050, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15575 + ... + 47364.
It is an arithmetic number, because the mean of its divisors is an integer number (57967740).
Almost surely, 21000415405 is an apocalyptic number.
It is an amenable number.
1000415405 is a deficient number, since it is larger than the sum of its proper divisors (390810355).
1000415405 is a wasteful number, since it uses less digits than its factorization.
1000415405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 62989 (or 62972 counting only the distinct ones).
The product of its (nonzero) digits is 400, while the sum is 20.
The square root of 1000415405 is about 31629.3440494741. The cubic root of 1000415405 is about 1000.1384491643.
Adding to 1000415405 its reverse (5045140001), we get a palindrome (6045555406).
The spelling of 1000415405 in words is "one billion, four hundred fifteen thousand, four hundred five".
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