Base | Representation |
---|---|
bin | 111000110010101… |
… | …0011110111111000 |
3 | 11220210201211012001 |
4 | 1301211103313320 |
5 | 12400313344021 |
6 | 513031430344 |
7 | 65136246010 |
oct | 16145236770 |
9 | 4823654161 |
10 | 1905606136 |
11 | 898735105 |
12 | 4522253b4 |
13 | 244a474c5 |
14 | 141126c40 |
15 | b2469091 |
hex | 71953df8 |
1905606136 has 16 divisors (see below), whose sum is σ = 4083441840. Its totient is φ = 816688320.
The previous prime is 1905606127. The next prime is 1905606139. The reversal of 1905606136 is 6316065091.
It is a junction number, because it is equal to n+sod(n) for n = 1905606095 and 1905606104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1905606139) 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, 17014285 + ... + 17014396.
It is an arithmetic number, because the mean of its divisors is an integer number (255215115).
Almost surely, 21905606136 is an apocalyptic number.
It is an amenable number.
1905606136 is an abundant number, since it is smaller than the sum of its proper divisors (2177835704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1905606136 is a wasteful number, since it uses less digits than its factorization.
1905606136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34028694 (or 34028690 counting only the distinct ones).
The product of its (nonzero) digits is 29160, while the sum is 37.
The square root of 1905606136 is about 43653.2488596210. The cubic root of 1905606136 is about 1239.7792999512.
The spelling of 1905606136 in words is "one billion, nine hundred five million, six hundred six thousand, one hundred thirty-six".
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