Base | Representation |
---|---|
bin | 111101011101011… |
… | …110000010111010 |
3 | 2122212021002212200 |
4 | 331131132002322 |
5 | 4102432313133 |
6 | 250152451030 |
7 | 34360335465 |
oct | 7535360272 |
9 | 2585232780 |
10 | 1031135418 |
11 | 48a05a335 |
12 | 2493a9a76 |
13 | 13581bc01 |
14 | 9ad342dc |
15 | 607d1913 |
hex | 3d75e0ba |
1031135418 has 12 divisors (see below), whose sum is σ = 2234126778. Its totient is φ = 343711800.
The previous prime is 1031135411. The next prime is 1031135419. The reversal of 1031135418 is 8145311301.
1031135418 is a `hidden beast` number, since 1 + 0 + 3 + 113 + 541 + 8 = 666.
It can be written as a sum of positive squares in only one way, i.e., 853633089 + 177502329 = 29217^2 + 13323^2 .
It is a junction number, because it is equal to n+sod(n) for n = 1031135391 and 1031135400.
It is not an unprimeable number, because it can be changed into a prime (1031135411) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28642633 + ... + 28642668.
Almost surely, 21031135418 is an apocalyptic number.
1031135418 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
1031135418 is an abundant number, since it is smaller than the sum of its proper divisors (1202991360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1031135418 is a wasteful number, since it uses less digits than its factorization.
1031135418 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 57285309 (or 57285306 counting only the distinct ones).
The product of its (nonzero) digits is 1440, while the sum is 27.
The square root of 1031135418 is about 32111.2973577836. The cubic root of 1031135418 is about 1010.2725853159.
Adding to 1031135418 its reverse (8145311301), we get a palindrome (9176446719).
The spelling of 1031135418 in words is "one billion, thirty-one million, one hundred thirty-five thousand, four hundred eighteen".
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