Base | Representation |
---|---|
bin | 111101011110100… |
… | …100100010000111 |
3 | 2122212210202220220 |
4 | 331132210202013 |
5 | 4103021033020 |
6 | 250202555423 |
7 | 34362650310 |
oct | 7536444207 |
9 | 2585722826 |
10 | 1031424135 |
11 | 48a237245 |
12 | 249508b73 |
13 | 1358c0451 |
14 | 9adab607 |
15 | 6083c240 |
hex | 3d7a4887 |
1031424135 has 64 divisors (see below), whose sum is σ = 1927618560. Its totient is φ = 461197440.
The previous prime is 1031424133. The next prime is 1031424161. The reversal of 1031424135 is 5314241301.
It is a happy number.
It is not a de Polignac number, because 1031424135 - 21 = 1031424133 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1031424133) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2050294 + ... + 2050796.
It is an arithmetic number, because the mean of its divisors is an integer number (30119040).
Almost surely, 21031424135 is an apocalyptic number.
1031424135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
1031424135 is a deficient number, since it is larger than the sum of its proper divisors (896194425).
1031424135 is a wasteful number, since it uses less digits than its factorization.
1031424135 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 908.
The product of its (nonzero) digits is 1440, while the sum is 24.
The square root of 1031424135 is about 32115.7926104899. The cubic root of 1031424135 is about 1010.3668683252.
Adding to 1031424135 its reverse (5314241301), we get a palindrome (6345665436).
The spelling of 1031424135 in words is "one billion, thirty-one million, four hundred twenty-four thousand, one hundred thirty-five".
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