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48989215 = 5115991487
BaseRepresentation
bin1011101011100…
…0010000011111
310102011220120101
42322320100133
5100020123330
64510001531
71133254462
oct272702037
9112156511
1048989215
1125720360
12144a62a7
13a1c3302
1467132d9
15447a4ca
hex2eb841f

48989215 has 16 divisors (see below), whose sum is σ = 64281600. Its totient is φ = 35545120.

The previous prime is 48989209. The next prime is 48989233. The reversal of 48989215 is 51298984.

It is not a de Polignac number, because 48989215 - 221 = 46892063 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32202 + ... + 33688.

It is an arithmetic number, because the mean of its divisors is an integer number (4017600).

Almost surely, 248989215 is an apocalyptic number.

48989215 is a deficient number, since it is larger than the sum of its proper divisors (15292385).

48989215 is a wasteful number, since it uses less digits than its factorization.

48989215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2102.

The product of its digits is 207360, while the sum is 46.

The square root of 48989215 is about 6999.2296004632. The cubic root of 48989215 is about 365.9037216772.

The spelling of 48989215 in words is "forty-eight million, nine hundred eighty-nine thousand, two hundred fifteen".

Divisors: 1 5 11 55 599 1487 2995 6589 7435 16357 32945 81785 890713 4453565 9797843 48989215