Base | Representation |
---|---|
bin | 111101000001011… |
… | …010110011111101 |
3 | 2122100102112002002 |
4 | 331001122303331 |
5 | 4044042012031 |
6 | 245331112045 |
7 | 34241001404 |
oct | 7501326375 |
9 | 2570375062 |
10 | 1023782141 |
11 | 485997748 |
12 | 246a42625 |
13 | 134145c65 |
14 | 99d7c63b |
15 | 5ed2cccb |
hex | 3d05acfd |
1023782141 has 16 divisors (see below), whose sum is σ = 1097179776. Its totient is φ = 952961856.
The previous prime is 1023782131. The next prime is 1023782159. The reversal of 1023782141 is 1412873201.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1023782141 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1023782131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288011 + ... + 291543.
It is an arithmetic number, because the mean of its divisors is an integer number (68573736).
Almost surely, 21023782141 is an apocalyptic number.
It is an amenable number.
1023782141 is a deficient number, since it is larger than the sum of its proper divisors (73397635).
1023782141 is a wasteful number, since it uses less digits than its factorization.
1023782141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3892.
The product of its (nonzero) digits is 2688, while the sum is 29.
The square root of 1023782141 is about 31996.5957720505. The cubic root of 1023782141 is about 1007.8653543409.
The spelling of 1023782141 in words is "one billion, twenty-three million, seven hundred eighty-two thousand, one hundred forty-one".
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