Base | Representation |
---|---|
bin | 111101001000110… |
… | …0101001100010111 |
3 | 12021222010101202011 |
4 | 1322101211030113 |
5 | 13200131213033 |
6 | 535321125051 |
7 | 101556600661 |
oct | 17221451427 |
9 | 5258111664 |
10 | 2051429143 |
11 | 962a84095 |
12 | 493029787 |
13 | 2690130ca |
14 | 156645531 |
15 | c0170ccd |
hex | 7a465317 |
2051429143 has 4 divisors (see below), whose sum is σ = 2061151768. Its totient is φ = 2041706520.
The previous prime is 2051429131. The next prime is 2051429153. The reversal of 2051429143 is 3419241502.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 2051429143 - 213 = 2051420951 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2051429113) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4860996 + ... + 4861417.
It is an arithmetic number, because the mean of its divisors is an integer number (515287942).
Almost surely, 22051429143 is an apocalyptic number.
2051429143 is a deficient number, since it is larger than the sum of its proper divisors (9722625).
2051429143 is an equidigital number, since it uses as much as digits as its factorization.
2051429143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9722624.
The product of its (nonzero) digits is 8640, while the sum is 31.
The square root of 2051429143 is about 45292.7051852724. The cubic root of 2051429143 is about 1270.6292256757.
The spelling of 2051429143 in words is "two billion, fifty-one million, four hundred twenty-nine thousand, one hundred forty-three".
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