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2939953 = 4368371
BaseRepresentation
bin1011001101110000110001
312112100212011
423031300301
51223034303
6143002521
733663202
oct13156061
95470764
102939953
111728915
12b99441
137bc223
145675a9
153d116d
hex2cdc31

2939953 has 4 divisors (see below), whose sum is σ = 3008368. Its totient is φ = 2871540.

The previous prime is 2939941. The next prime is 2939957. The reversal of 2939953 is 3599392.

2939953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 not a de Polignac number, because 2939953 - 217 = 2808881 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (2939957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34143 + ... + 34228.

It is an arithmetic number, because the mean of its divisors is an integer number (752092).

22939953 is an apocalyptic number.

It is an amenable number.

2939953 is a deficient number, since it is larger than the sum of its proper divisors (68415).

2939953 is an equidigital number, since it uses as much as digits as its factorization.

2939953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68414.

The product of its digits is 65610, while the sum is 40.

The square root of 2939953 is about 1714.6291144151. The cubic root of 2939953 is about 143.2562117416.

The spelling of 2939953 in words is "two million, nine hundred thirty-nine thousand, nine hundred fifty-three".

Divisors: 1 43 68371 2939953