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221000119 = 1720816247
BaseRepresentation
bin11010010110000…
…11000110110111
3120101211222011121
431023003012313
5423034000434
633532444411
75322320134
oct1513030667
9511758147
10221000119
1110382672a
1262019707
1336a2aa02
14214cb58b
15146067b4
hexd2c31b7

221000119 has 8 divisors (see below), whose sum is σ = 234150048. Its totient is φ = 207866880.

The previous prime is 221000107. The next prime is 221000137. The reversal of 221000119 is 911000122.

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 221000119 - 29 = 220999607 is a prime.

It is a super-2 number, since 2×2210001192 = 97682105196028322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221000719) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32254 + ... + 38500.

It is an arithmetic number, because the mean of its divisors is an integer number (29268756).

Almost surely, 2221000119 is an apocalyptic number.

221000119 is a deficient number, since it is larger than the sum of its proper divisors (13149929).

221000119 is a wasteful number, since it uses less digits than its factorization.

221000119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8345.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 221000119 is about 14866.0727497211. The cubic root of 221000119 is about 604.5944681182.

The spelling of 221000119 in words is "two hundred twenty-one million, one hundred nineteen", and thus it is an aban number.

Divisors: 1 17 2081 6247 35377 106199 13000007 221000119