Base | Representation |
---|---|
bin | 1011011101101000… |
… | …00111010100101100 |
3 | 120212220001211001110 |
4 | 11232310013110230 |
5 | 100100423410130 |
6 | 2454400112020 |
7 | 305335115136 |
oct | 55664072454 |
9 | 16786054043 |
10 | 6154122540 |
11 | 2678929395 |
12 | 1239005610 |
13 | 770cac237 |
14 | 42548c056 |
15 | 26042dab0 |
hex | 16ed0752c |
6154122540 has 48 divisors (see below), whose sum is σ = 17235106560. Its totient is φ = 1640760000.
The previous prime is 6154122523. The next prime is 6154122641. The reversal of 6154122540 is 452214516.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a junction number, because it is equal to n+sod(n) for n = 6154122498 and 6154122507.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 440665 + ... + 454415.
It is an arithmetic number, because the mean of its divisors is an integer number (359064720).
Almost surely, 26154122540 is an apocalyptic number.
6154122540 is a gapful number since it is divisible by the number (60) formed by its first and last digit.
It is an amenable number.
6154122540 is an abundant number, since it is smaller than the sum of its proper divisors (11080984020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6154122540 is a wasteful number, since it uses less digits than its factorization.
6154122540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21222 (or 21220 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 30.
The square root of 6154122540 is about 78448.2156584839. The cubic root of 6154122540 is about 1832.5480882517.
The spelling of 6154122540 in words is "six billion, one hundred fifty-four million, one hundred twenty-two thousand, five hundred forty".
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