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3291100242 = 23548516707
BaseRepresentation
bin1100010000101010…
…0011010001010010
322111100210012210120
43010022203101102
523220010201432
61302323411110
7144361614303
oct30412432122
98440705716
103291100242
111439816361
1277a223a96
13405ab74c1
142331407aa
15143de5c2c
hexc42a3452

3291100242 has 8 divisors (see below), whose sum is σ = 6582200496. Its totient is φ = 1097033412.

The previous prime is 3291100201. The next prime is 3291100247. The reversal of 3291100242 is 2420011923.

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

3291100242 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (3291100247) 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, 274258348 + ... + 274258359.

It is an arithmetic number, because the mean of its divisors is an integer number (822775062).

Almost surely, 23291100242 is an apocalyptic number.

3291100242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3291100242 is a wasteful number, since it uses less digits than its factorization.

3291100242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548516712.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 3291100242 is about 57368.1117172249. Note that the first 3 decimals coincide. The cubic root of 3291100242 is about 1487.4659632256.

The spelling of 3291100242 in words is "three billion, two hundred ninety-one million, one hundred thousand, two hundred forty-two".

Divisors: 1 2 3 6 548516707 1097033414 1645550121 3291100242