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48230591 = 211228581
BaseRepresentation
bin1011011111111…
…1000010111111
310100202100221012
42313333002333
544321334331
64441425435
71123644653
oct267770277
9110670835
1048230591
11252523a2
121419b27b
139cb8c16
146596a63
15437a82b
hex2dff0bf

48230591 has 4 divisors (see below), whose sum is σ = 48459384. Its totient is φ = 48001800.

The previous prime is 48230579. The next prime is 48230593. The reversal of 48230591 is 19503284.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 48230591 - 222 = 44036287 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 (48230593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114080 + ... + 114501.

It is an arithmetic number, because the mean of its divisors is an integer number (12114846).

Almost surely, 248230591 is an apocalyptic number.

48230591 is a deficient number, since it is larger than the sum of its proper divisors (228793).

48230591 is a wasteful number, since it uses less digits than its factorization.

48230591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228792.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 48230591 is about 6944.8247638079. The cubic root of 48230591 is about 364.0051497681.

The spelling of 48230591 in words is "forty-eight million, two hundred thirty thousand, five hundred ninety-one".

Divisors: 1 211 228581 48230591