Base | Representation |
---|---|
bin | 100010000101101010111110… |
… | …101101110111001110001000 |
3 | 201122211112022111211010121011 |
4 | 202011222332231313032020 |
5 | 124122320434000043010 |
6 | 1250505454235453304 |
7 | 43402413555454456 |
oct | 4205527655671610 |
9 | 648745274733534 |
10 | 149923328127880 |
11 | 4385214326499a |
12 | 1499418b2b7234 |
13 | 658692b0b4248 |
14 | 290448369d9d6 |
15 | 124ecb321ca8a |
hex | 885abeb77388 |
149923328127880 has 64 divisors (see below), whose sum is σ = 360447073470000. Its totient is φ = 55923909525504.
The previous prime is 149923328127799. The next prime is 149923328127887. The reversal of 149923328127880 is 88721823329941.
It can be written as a sum of positive squares in 8 ways, for example, as 44363032871364 + 105560295256516 = 6660558^2 + 10274254^2 .
It is not an unprimeable number, because it can be changed into a prime (149923328127887) 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, 1011281305 + ... + 1011429544.
Almost surely, 2149923328127880 is an apocalyptic number.
149923328127880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
149923328127880 is an abundant number, since it is smaller than the sum of its proper divisors (210523745342120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
149923328127880 is a wasteful number, since it uses less digits than its factorization.
149923328127880 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2022710986 (or 2022710982 counting only the distinct ones).
The product of its (nonzero) digits is 83607552, while the sum is 67.
The spelling of 149923328127880 in words is "one hundred forty-nine trillion, nine hundred twenty-three billion, three hundred twenty-eight million, one hundred twenty-seven thousand, eight hundred eighty".
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