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49469801 = 58698429
BaseRepresentation
bin1011110010110…
…1100101101001
310110002022210212
42330231211221
5100131013201
64524150505
71140325553
oct274554551
9113068725
1049469801
1125a19437
1214698435
13a330c94
1467da4d3
154522abb
hex2f2d969

49469801 has 4 divisors (see below), whose sum is σ = 49484100. Its totient is φ = 49455504.

The previous prime is 49469753. The next prime is 49469807. The reversal of 49469801 is 10896494.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 6370576 + 43099225 = 2524^2 + 6565^2 .

It is a cyclic number.

It is not a de Polignac number, because 49469801 - 218 = 49207657 is a prime.

It is a super-2 number, since 2×494698012 = 4894522421959202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49469807) 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, 1655 + ... + 10083.

It is an arithmetic number, because the mean of its divisors is an integer number (12371025).

Almost surely, 249469801 is an apocalyptic number.

It is an amenable number.

49469801 is a deficient number, since it is larger than the sum of its proper divisors (14299).

49469801 is an equidigital number, since it uses as much as digits as its factorization.

49469801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14298.

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 49469801 is about 7033.4771628264. The cubic root of 49469801 is about 367.0963399147.

The spelling of 49469801 in words is "forty-nine million, four hundred sixty-nine thousand, eight hundred one".

Divisors: 1 5869 8429 49469801