Base | Representation |
---|---|
bin | 1110010100111010001… |
… | …01101100100011011110 |
3 | 1202001121120101210210021 |
4 | 13022131011230203132 |
5 | 31031123004202440 |
6 | 1014050354302354 |
7 | 50364464105206 |
oct | 7123505544336 |
9 | 1661546353707 |
10 | 492261787870 |
11 | 17a848a45166 |
12 | 7b4a15879ba |
13 | 3755cc16928 |
14 | 19b7b623406 |
15 | cc115e984a |
hex | 729d16c8de |
492261787870 has 32 divisors (see below), whose sum is σ = 907764913440. Its totient is φ = 192084764160.
The previous prime is 492261787859. The next prime is 492261787873. The reversal of 492261787870 is 78787162294.
It is a junction number, because it is equal to n+sod(n) for n = 492261787799 and 492261787808.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (492261787873) 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, 5065801 + ... + 5162059.
It is an arithmetic number, because the mean of its divisors is an integer number (28367653545).
Almost surely, 2492261787870 is an apocalyptic number.
492261787870 is a deficient number, since it is larger than the sum of its proper divisors (415503125570).
492261787870 is a wasteful number, since it uses less digits than its factorization.
492261787870 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 108780.
The product of its (nonzero) digits is 18966528, while the sum is 61.
The spelling of 492261787870 in words is "four hundred ninety-two billion, two hundred sixty-one million, seven hundred eighty-seven thousand, eight hundred seventy".
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