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48124997 = 139346223
BaseRepresentation
bin1011011110010…
…1010001000101
310100120000002022
42313211101011
544304444442
64435252525
71123025054
oct267452105
9110500068
1048124997
1125190028
121414a145
139c7cb3b
14656a39b
1543593d2
hex2de5445

48124997 has 4 divisors (see below), whose sum is σ = 48471360. Its totient is φ = 47778636.

The previous prime is 48124981. The next prime is 48125003. The reversal of 48124997 is 79942184.

48124997 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 48124997 - 24 = 48124981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48124597) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 172973 + ... + 173250.

It is an arithmetic number, because the mean of its divisors is an integer number (12117840).

Almost surely, 248124997 is an apocalyptic number.

It is an amenable number.

48124997 is a deficient number, since it is larger than the sum of its proper divisors (346363).

48124997 is a wasteful number, since it uses less digits than its factorization.

48124997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346362.

The product of its digits is 145152, while the sum is 44.

The square root of 48124997 is about 6937.2182465308. The cubic root of 48124997 is about 363.7393098814.

The spelling of 48124997 in words is "forty-eight million, one hundred twenty-four thousand, nine hundred ninety-seven".

Divisors: 1 139 346223 48124997