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48128115 = 357458363
BaseRepresentation
bin1011011110011…
…0000001110011
310100120011100210
42313212001303
544310044430
64435315203
71123040130
oct267460163
9110504323
1048128115
1125192402
121414bb03
139c81399
14656b587
15435a2b0
hex2de6073

48128115 has 16 divisors (see below), whose sum is σ = 88005888. Its totient is φ = 22001376.

The previous prime is 48128099. The next prime is 48128117. The reversal of 48128115 is 51182184.

It is a happy number.

It is not a de Polignac number, because 48128115 - 24 = 48128099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48128117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229077 + ... + 229286.

It is an arithmetic number, because the mean of its divisors is an integer number (5500368).

Almost surely, 248128115 is an apocalyptic number.

48128115 is a deficient number, since it is larger than the sum of its proper divisors (39877773).

48128115 is a wasteful number, since it uses less digits than its factorization.

48128115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458378.

The product of its digits is 2560, while the sum is 30.

The square root of 48128115 is about 6937.4429727386. The cubic root of 48128115 is about 363.7471652216.

The spelling of 48128115 in words is "forty-eight million, one hundred twenty-eight thousand, one hundred fifteen".

Divisors: 1 3 5 7 15 21 35 105 458363 1375089 2291815 3208541 6875445 9625623 16042705 48128115