Base | Representation |
---|---|
bin | 10101100110111000101… |
… | …10001100011011000111 |
3 | 2121222100022020200220011 |
4 | 22303130112030123013 |
5 | 44130444340233422 |
6 | 1325022420451051 |
7 | 104432064624043 |
oct | 12633426143307 |
9 | 2558308220804 |
10 | 742431180487 |
11 | 266955056607 |
12 | bba7a849a87 |
13 | 5501b104529 |
14 | 27d1072b023 |
15 | 144a4224077 |
hex | acdc58c6c7 |
742431180487 has 4 divisors (see below), whose sum is σ = 742573714240. Its totient is φ = 742288646736.
The previous prime is 742431180479. The next prime is 742431180503. The reversal of 742431180487 is 784081134247.
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 742431180487 - 23 = 742431180479 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 742431180487.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (742431184487) 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, 71259063 + ... + 71269480.
It is an arithmetic number, because the mean of its divisors is an integer number (185643428560).
Almost surely, 2742431180487 is an apocalyptic number.
742431180487 is a deficient number, since it is larger than the sum of its proper divisors (142533753).
742431180487 is a wasteful number, since it uses less digits than its factorization.
742431180487 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 142533752.
The product of its (nonzero) digits is 1204224, while the sum is 49.
The spelling of 742431180487 in words is "seven hundred forty-two billion, four hundred thirty-one million, one hundred eighty thousand, four hundred eighty-seven".
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