Base | Representation |
---|---|
bin | 111100111111001… |
… | …100111101101001 |
3 | 2122022100000002010 |
4 | 330333030331221 |
5 | 4043414414004 |
6 | 245310430133 |
7 | 34233031446 |
oct | 7477147551 |
9 | 2568300063 |
10 | 1023201129 |
11 | 485630175 |
12 | 246802349 |
13 | 133ca1672 |
14 | 99c6a9cd |
15 | 5ec65a89 |
hex | 3cfccf69 |
1023201129 has 16 divisors (see below), whose sum is σ = 1459618880. Its totient is φ = 635636160.
The previous prime is 1023201121. The next prime is 1023201131. The reversal of 1023201129 is 9211023201.
It is not a de Polignac number, because 1023201129 - 23 = 1023201121 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1023201121) 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, 143662 + ... + 150615.
It is an arithmetic number, because the mean of its divisors is an integer number (91226180).
Almost surely, 21023201129 is an apocalyptic number.
1023201129 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
1023201129 is a deficient number, since it is larger than the sum of its proper divisors (436417751).
1023201129 is a wasteful number, since it uses less digits than its factorization.
1023201129 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 294360.
The product of its (nonzero) digits is 216, while the sum is 21.
The square root of 1023201129 is about 31987.5152051547. The cubic root of 1023201129 is about 1007.6746586019.
The spelling of 1023201129 in words is "one billion, twenty-three million, two hundred one thousand, one hundred twenty-nine".
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