Base | Representation |
---|---|
bin | 111101111111110… |
… | …010000011100001 |
3 | 2200111012002111110 |
4 | 331333302003201 |
5 | 4112233132043 |
6 | 251113333533 |
7 | 34526650530 |
oct | 7577620341 |
9 | 2614162443 |
10 | 1040130273 |
11 | 4941432a6 |
12 | 2504072a9 |
13 | 13764b100 |
14 | 9c1d6317 |
15 | 614abb33 |
hex | 3dff20e1 |
1040130273 has 72 divisors (see below), whose sum is σ = 1782671808. Its totient is φ = 527814144.
The previous prime is 1040130263. The next prime is 1040130277. The reversal of 1040130273 is 3720310401.
It is not a de Polignac number, because 1040130273 - 220 = 1039081697 is a prime.
It is a super-2 number, since 2×10401302732 = 2163741969622109058, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1040130277) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 11686813 + ... + 11686901.
Almost surely, 21040130273 is an apocalyptic number.
1040130273 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
1040130273 is a deficient number, since it is larger than the sum of its proper divisors (742541535).
1040130273 is an equidigital number, since it uses as much as digits as its factorization.
1040130273 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 251 (or 149 counting only the distinct ones).
The product of its (nonzero) digits is 504, while the sum is 21.
The square root of 1040130273 is about 32251.0507270693. The cubic root of 1040130273 is about 1013.2017056806.
Adding to 1040130273 its reverse (3720310401), we get a palindrome (4760440674).
It can be divided in two parts, 1040130 and 273, that added together give a triangular number (1040403 = T1442).
The spelling of 1040130273 in words is "one billion, forty million, one hundred thirty thousand, two hundred seventy-three".
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