Base | Representation |
---|---|
bin | 1110110011001… |
… | …11000010100100 |
3 | 22122121200022001 |
4 | 13121213002210 |
5 | 223240412040 |
6 | 20153015044 |
7 | 3035202034 |
oct | 731470244 |
9 | 278550261 |
10 | 124154020 |
11 | 64099831 |
12 | 356b4484 |
13 | 1c94c923 |
14 | 126bb8c4 |
15 | ad7659a |
hex | 76670a4 |
124154020 has 24 divisors (see below), whose sum is σ = 264298104. Its totient is φ = 48980736.
The previous prime is 124153987. The next prime is 124154033. The reversal of 124154020 is 20451421.
It can be written as a sum of positive squares in 4 ways, for example, as 8892324 + 115261696 = 2982^2 + 10736^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41059 + ... + 43978.
It is an arithmetic number, because the mean of its divisors is an integer number (11012421).
Almost surely, 2124154020 is an apocalyptic number.
124154020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
124154020 is an abundant number, since it is smaller than the sum of its proper divisors (140144084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
124154020 is a wasteful number, since it uses less digits than its factorization.
124154020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85119 (or 85117 counting only the distinct ones).
The product of its (nonzero) digits is 320, while the sum is 19.
The square root of 124154020 is about 11142.4422816544. The cubic root of 124154020 is about 498.8694724080.
The spelling of 124154020 in words is "one hundred twenty-four million, one hundred fifty-four thousand, twenty".
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