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48558989 = 316125679
BaseRepresentation
bin1011100100111…
…1001110001101
310101101001102002
42321033032031
544412341424
64452442045
71126513253
oct271171615
9111331362
1048558989
11254570a6
1214319325
13a0a253b
1466405d3
1543e2cae
hex2e4f38d

48558989 has 8 divisors (see below), whose sum is σ = 50949120. Its totient is φ = 46220400.

The previous prime is 48558973. The next prime is 48559013. The reversal of 48558989 is 98985584.

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 48558989 - 24 = 48558973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48558929) 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, 10949 + ... + 14730.

It is an arithmetic number, because the mean of its divisors is an integer number (6368640).

Almost surely, 248558989 is an apocalyptic number.

It is an amenable number.

48558989 is a deficient number, since it is larger than the sum of its proper divisors (2390131).

48558989 is a wasteful number, since it uses less digits than its factorization.

48558989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25771.

The product of its digits is 4147200, while the sum is 56.

The square root of 48558989 is about 6968.4280149830. The cubic root of 48558989 is about 364.8294417997.

The spelling of 48558989 in words is "forty-eight million, five hundred fifty-eight thousand, nine hundred eighty-nine".

Divisors: 1 31 61 1891 25679 796049 1566419 48558989