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49838329 = 411215569
BaseRepresentation
bin1011111000011…
…1100011111001
310110210001100001
42332013203321
5100224311304
64540113001
71143422152
oct276074371
9113701301
1049838329
1126150302
1214835761
13a42c948
146894929
154596da4
hex2f878f9

49838329 has 4 divisors (see below), whose sum is σ = 51053940. Its totient is φ = 48622720.

The previous prime is 49838323. The next prime is 49838351. The reversal of 49838329 is 92383894.

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 1327104 + 48511225 = 1152^2 + 6965^2 .

It is a de Polignac number, because none of the positive numbers 2k-49838329 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49838323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 607744 + ... + 607825.

It is an arithmetic number, because the mean of its divisors is an integer number (12763485).

Almost surely, 249838329 is an apocalyptic number.

It is an amenable number.

49838329 is a deficient number, since it is larger than the sum of its proper divisors (1215611).

49838329 is a wasteful number, since it uses less digits than its factorization.

49838329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1215610.

The product of its digits is 373248, while the sum is 46.

The square root of 49838329 is about 7059.6266898470. The cubic root of 49838329 is about 368.0056537608.

The spelling of 49838329 in words is "forty-nine million, eight hundred thirty-eight thousand, three hundred twenty-nine".

Divisors: 1 41 1215569 49838329