Base | Representation |
---|---|
bin | 1000011011001011011… |
… | …1001010110111110110 |
3 | 111211120210220222002021 |
4 | 2012302313022313312 |
5 | 4332404042241140 |
6 | 150253515303354 |
7 | 13312442613031 |
oct | 2066267126766 |
9 | 454523828067 |
10 | 144734727670 |
11 | 56421a87115 |
12 | 2407344ab5a |
13 | 108577918c0 |
14 | 701039a018 |
15 | 3b71728b4a |
hex | 21b2dcadf6 |
144734727670 has 64 divisors (see below), whose sum is σ = 297337412736. Its totient is φ = 50251069440.
The previous prime is 144734727667. The next prime is 144734727701. The reversal of 144734727670 is 76727437441.
It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2439255 + ... + 2497885.
It is an arithmetic number, because the mean of its divisors is an integer number (4645897074).
Almost surely, 2144734727670 is an apocalyptic number.
144734727670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
144734727670 is an abundant number, since it is smaller than the sum of its proper divisors (152602685066).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
144734727670 is a wasteful number, since it uses less digits than its factorization.
144734727670 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59785.
The product of its (nonzero) digits is 5531904, while the sum is 52.
The spelling of 144734727670 in words is "one hundred forty-four billion, seven hundred thirty-four million, seven hundred twenty-seven thousand, six hundred seventy".
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