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49893797 = 372236047
BaseRepresentation
bin1011111001010…
…1000110100101
310110212212102102
42332111012211
5100233100142
64541221445
71144042652
oct276250645
9113785372
1049893797
1126188a48
1214861885
13a44bc75
1468aac29
1545a8532
hex2f951a5

49893797 has 8 divisors (see below), whose sum is σ = 51480576. Its totient is φ = 48319632.

The previous prime is 49893773. The next prime is 49893799. The reversal of 49893797 is 79739894.

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

It is not a de Polignac number, because 49893797 - 224 = 33116581 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 (49893799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5228 + ... + 11274.

It is an arithmetic number, because the mean of its divisors is an integer number (6435072).

Almost surely, 249893797 is an apocalyptic number.

It is an amenable number.

49893797 is a deficient number, since it is larger than the sum of its proper divisors (1586779).

49893797 is a wasteful number, since it uses less digits than its factorization.

49893797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6307.

The product of its digits is 3429216, while the sum is 56.

The square root of 49893797 is about 7063.5541337205. The cubic root of 49893797 is about 368.1421281700.

The spelling of 49893797 in words is "forty-nine million, eight hundred ninety-three thousand, seven hundred ninety-seven".

Divisors: 1 37 223 6047 8251 223739 1348481 49893797