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49494979 is a prime number
BaseRepresentation
bin1011110011001…
…1101111000011
310110010121100101
42330303233003
5100132314404
64524503231
71140462142
oct274635703
9113117311
1049494979
1125a36346
12146aab17
13a33c591
146805759
15452a2a4
hex2f33bc3

49494979 has 2 divisors, whose sum is σ = 49494980. Its totient is φ = 49494978.

The previous prime is 49494953. The next prime is 49494983. The reversal of 49494979 is 97949494.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49494979 - 215 = 49462211 is a prime.

It is not a weakly prime, because it can be changed into another prime (49494989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24747489 + 24747490.

It is an arithmetic number, because the mean of its divisors is an integer number (24747490).

Almost surely, 249494979 is an apocalyptic number.

49494979 is a deficient number, since it is larger than the sum of its proper divisors (1).

49494979 is an equidigital number, since it uses as much as digits as its factorization.

49494979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2939328, while the sum is 55.

The square root of 49494979 is about 7035.2668037538. The cubic root of 49494979 is about 367.1586080988.

The spelling of 49494979 in words is "forty-nine million, four hundred ninety-four thousand, nine hundred seventy-nine".