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49429153 = 162130493
BaseRepresentation
bin1011110010001…
…1101010100001
310110000021001101
42330203222201
5100123213103
64523234401
71140066214
oct274435241
9113007041
1049429153
11259a0944
1214678a01
13a318627
1467c977b
154515a1d
hex2f23aa1

49429153 has 4 divisors (see below), whose sum is σ = 49461268. Its totient is φ = 49397040.

The previous prime is 49429147. The next prime is 49429157. The reversal of 49429153 is 35192494.

49429153 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.

It can be written as a sum of positive squares in 2 ways, for example, as 18593344 + 30835809 = 4312^2 + 5553^2 .

It is a cyclic number.

It is not a de Polignac number, because 49429153 - 213 = 49420961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49429157) 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, 13626 + ... + 16867.

It is an arithmetic number, because the mean of its divisors is an integer number (12365317).

Almost surely, 249429153 is an apocalyptic number.

It is an amenable number.

49429153 is a deficient number, since it is larger than the sum of its proper divisors (32115).

49429153 is a wasteful number, since it uses less digits than its factorization.

49429153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32114.

The product of its digits is 38880, while the sum is 37.

The square root of 49429153 is about 7030.5869598491. The cubic root of 49429153 is about 366.9957679798.

The spelling of 49429153 in words is "forty-nine million, four hundred twenty-nine thousand, one hundred fifty-three".

Divisors: 1 1621 30493 49429153