Base | Representation |
---|---|
bin | 101101110101101000… |
… | …111011101000101101 |
3 | 11201001002220221001210 |
4 | 231311220323220231 |
5 | 1301244341221212 |
6 | 34335515025033 |
7 | 3361450454202 |
oct | 556550735055 |
9 | 151032827053 |
10 | 49218304557 |
11 | 199674a4764 |
12 | 965713b179 |
13 | 4844b28646 |
14 | 254c9abca9 |
15 | 1430e3653c |
hex | b75a3ba2d |
49218304557 has 8 divisors (see below), whose sum is σ = 65670986880. Its totient is φ = 32788912640.
The previous prime is 49218304517. The next prime is 49218304591. The reversal of 49218304557 is 75540381294.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 49218304557 - 26 = 49218304493 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49218304517) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5817669 + ... + 5826122.
It is an arithmetic number, because the mean of its divisors is an integer number (8208873360).
Almost surely, 249218304557 is an apocalyptic number.
It is an amenable number.
49218304557 is a deficient number, since it is larger than the sum of its proper divisors (16452682323).
49218304557 is a wasteful number, since it uses less digits than its factorization.
49218304557 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11645203.
The product of its (nonzero) digits is 1209600, while the sum is 48.
The spelling of 49218304557 in words is "forty-nine billion, two hundred eighteen million, three hundred four thousand, five hundred fifty-seven".
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