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49134253 = 77978807
BaseRepresentation
bin1011101101101…
…1101010101101
310102110021112011
42323123222231
5100034244003
64513041221
71134430360
oct273335255
9112407464
1049134253
112580a323
1214556211
13a24432c
1467500d7
1544a846d
hex2edbaad

49134253 has 8 divisors (see below), whose sum is σ = 56230272. Its totient is φ = 42057456.

The previous prime is 49134227. The next prime is 49134269. The reversal of 49134253 is 35243194.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 49134253 - 25 = 49134221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49134203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1176 + ... + 9982.

It is an arithmetic number, because the mean of its divisors is an integer number (7028784).

Almost surely, 249134253 is an apocalyptic number.

It is an amenable number.

49134253 is a deficient number, since it is larger than the sum of its proper divisors (7096019).

49134253 is an equidigital number, since it uses as much as digits as its factorization.

49134253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9611.

The product of its digits is 12960, while the sum is 31.

The square root of 49134253 is about 7009.5829405179. The cubic root of 49134253 is about 366.2644654096.

The spelling of 49134253 in words is "forty-nine million, one hundred thirty-four thousand, two hundred fifty-three".

Divisors: 1 7 797 5579 8807 61649 7019179 49134253