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49006297 = 81160427
BaseRepresentation
bin1011101011110…
…0011011011001
310102012210000001
42322330123121
5100021200142
64510213001
71133355334
oct272743331
9112183001
1049006297
112573217a
12144b4161
13a1cb012
14671961b
1544805b7
hex2ebc6d9

49006297 has 4 divisors (see below), whose sum is σ = 49067536. Its totient is φ = 48945060.

The previous prime is 49006273. The next prime is 49006313. The reversal of 49006297 is 79260094.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-49006297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49046297) 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, 29403 + ... + 31024.

It is an arithmetic number, because the mean of its divisors is an integer number (12266884).

Almost surely, 249006297 is an apocalyptic number.

It is an amenable number.

49006297 is a deficient number, since it is larger than the sum of its proper divisors (61239).

49006297 is an equidigital number, since it uses as much as digits as its factorization.

49006297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61238.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 49006297 is about 7000.4497712647. The cubic root of 49006297 is about 365.9462456017.

The spelling of 49006297 in words is "forty-nine million, six thousand, two hundred ninety-seven".

Divisors: 1 811 60427 49006297