Base | Representation |
---|---|
bin | 10110011100111001111… |
… | …110001100011011101101 |
3 | 12110111101222022200011001 |
4 | 112130321332030123231 |
5 | 200234242130130204 |
6 | 3140441030000301 |
7 | 216316440315151 |
oct | 26347176143355 |
9 | 5414358280131 |
10 | 1542865864429 |
11 | 54536461582a |
12 | 20b0267a6091 |
13 | b2651147426 |
14 | 549646c5061 |
15 | 2a20077b4a4 |
hex | 16739f8c6ed |
1542865864429 has 8 divisors (see below), whose sum is σ = 1604622728960. Its totient is φ = 1482164672976.
The previous prime is 1542865864363. The next prime is 1542865864471. The reversal of 1542865864429 is 9244685682451.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1542865864429 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 (1542865867429) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 263915289 + ... + 263921134.
It is an arithmetic number, because the mean of its divisors is an integer number (200577841120).
Almost surely, 21542865864429 is an apocalyptic number.
It is an amenable number.
1542865864429 is a deficient number, since it is larger than the sum of its proper divisors (61756864531).
1542865864429 is an equidigital number, since it uses as much as digits as its factorization.
1542865864429 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 527836539.
The product of its digits is 132710400, while the sum is 64.
It can be divided in two parts, 154286 and 5864429, that added together give a triangular number (6018715 = T3469).
The spelling of 1542865864429 in words is "one trillion, five hundred forty-two billion, eight hundred sixty-five million, eight hundred sixty-four thousand, four hundred twenty-nine".
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