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2930279 = 11487547
BaseRepresentation
bin1011001011011001100111
312111212120212
423023121213
51222232104
6142450035
733623042
oct13133147
95455525
102930279
111721620
12b9391b
137b79c1
14563c59
153cd36e
hex2cb667

2930279 has 8 divisors (see below), whose sum is σ = 3209088. Its totient is φ = 2653560.

The previous prime is 2930267. The next prime is 2930281. The reversal of 2930279 is 9720392.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2930279 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 (2930219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5084 + ... + 5630.

It is an arithmetic number, because the mean of its divisors is an integer number (401136).

22930279 is an apocalyptic number.

2930279 is a deficient number, since it is larger than the sum of its proper divisors (278809).

2930279 is a wasteful number, since it uses less digits than its factorization.

2930279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1045.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 2930279 is about 1711.8057716926. The cubic root of 2930279 is about 143.0989095161.

The spelling of 2930279 in words is "two million, nine hundred thirty thousand, two hundred seventy-nine".

Divisors: 1 11 487 547 5357 6017 266389 2930279