Base | Representation |
---|---|
bin | 111101011101100… |
… | …000010000000010 |
3 | 2122212021120021012 |
4 | 331131200100002 |
5 | 4102433110300 |
6 | 250153000522 |
7 | 34360404020 |
oct | 7535402002 |
9 | 2585246235 |
10 | 1031144450 |
11 | 48a0660a6 |
12 | 2493b3142 |
13 | 13582305b |
14 | 9ad37710 |
15 | 607d4435 |
hex | 3d760402 |
1031144450 has 24 divisors (see below), whose sum is σ = 2191919232. Its totient is φ = 353535120.
The previous prime is 1031144449. The next prime is 1031144483. The reversal of 1031144450 is 544411301.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1472714 + ... + 1473413.
It is an arithmetic number, because the mean of its divisors is an integer number (91329968).
Almost surely, 21031144450 is an apocalyptic number.
1031144450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1031144450 is an abundant number, since it is smaller than the sum of its proper divisors (1160774782).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1031144450 is a wasteful number, since it uses less digits than its factorization.
1031144450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2946146 (or 2946141 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 23.
The square root of 1031144450 is about 32111.4379933381. The cubic root of 1031144450 is about 1010.2755350596.
Adding to 1031144450 its reverse (544411301), we get a palindrome (1575555751).
The spelling of 1031144450 in words is "one billion, thirty-one million, one hundred forty-four thousand, four hundred fifty".
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