Base | Representation |
---|---|
bin | 111100001101110… |
… | …001011001000111 |
3 | 2121101221200001201 |
4 | 330031301121013 |
5 | 4032110240033 |
6 | 244125003331 |
7 | 34014632200 |
oct | 7415613107 |
9 | 2541850051 |
10 | 1010243143 |
11 | 47928a698 |
12 | 2423b3547 |
13 | 1313b5610 |
14 | 982565a7 |
15 | 5da5647d |
hex | 3c371647 |
1010243143 has 24 divisors (see below), whose sum is σ = 1286376000. Its totient is φ = 786179520.
The previous prime is 1010243119. The next prime is 1010243147. The reversal of 1010243143 is 3413420101.
It is not a de Polignac number, because 1010243143 - 221 = 1008145991 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1010243143.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1010243147) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25858 + ... + 51856.
It is an arithmetic number, because the mean of its divisors is an integer number (53599000).
Almost surely, 21010243143 is an apocalyptic number.
1010243143 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
1010243143 is a deficient number, since it is larger than the sum of its proper divisors (276132857).
1010243143 is a wasteful number, since it uses less digits than its factorization.
1010243143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26087 (or 26080 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 1010243143 is about 31784.3222831634. The cubic root of 1010243143 is about 1003.4027888941.
Adding to 1010243143 its reverse (3413420101), we get a palindrome (4423663244).
The spelling of 1010243143 in words is "one billion, ten million, two hundred forty-three thousand, one hundred forty-three".
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