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2994917 = 29611693
BaseRepresentation
bin1011011011001011100101
312122011020212
423123023211
51231314132
6144105205
734312352
oct13331345
95564225
102994917
111766142
121005205
1380b253
1457d629
153e25b2
hex2db2e5

2994917 has 8 divisors (see below), whose sum is σ = 3150840. Its totient is φ = 2842560.

The previous prime is 2994881. The next prime is 2994923. The reversal of 2994917 is 7194992.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5476 + 2989441 = 74^2 + 1729^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 2994917 - 28 = 2994661 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2994947) 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, 923 + ... + 2615.

It is an arithmetic number, because the mean of its divisors is an integer number (393855).

22994917 is an apocalyptic number.

It is an amenable number.

2994917 is a deficient number, since it is larger than the sum of its proper divisors (155923).

2994917 is a wasteful number, since it uses less digits than its factorization.

2994917 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783.

The product of its digits is 40824, while the sum is 41.

The square root of 2994917 is about 1730.5828497937. The cubic root of 2994917 is about 144.1434559327.

The spelling of 2994917 in words is "two million, nine hundred ninety-four thousand, nine hundred seventeen".

Divisors: 1 29 61 1693 1769 49097 103273 2994917