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1082215 = 51012143
BaseRepresentation
bin100001000001101100111
32000222112001
410020031213
5234112330
635110131
712125101
oct4101547
92028461
101082215
1167a0a2
12442347
132bb784
14202571
151659ca
hex108367

1082215 has 8 divisors (see below), whose sum is σ = 1312128. Its totient is φ = 856800.

The previous prime is 1082209. The next prime is 1082231. The reversal of 1082215 is 5122801.

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

It is not a de Polignac number, because 1082215 - 213 = 1074023 is a prime.

It is a Duffinian number.

1082215 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 1082192 and 1082201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 567 + ... + 1576.

It is an arithmetic number, because the mean of its divisors is an integer number (164016).

21082215 is an apocalyptic number.

1082215 is a deficient number, since it is larger than the sum of its proper divisors (229913).

1082215 is a wasteful number, since it uses less digits than its factorization.

1082215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2249.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 1082215 is about 1040.2956310588. The cubic root of 1082215 is about 102.6686495841.

The spelling of 1082215 in words is "one million, eighty-two thousand, two hundred fifteen".

Divisors: 1 5 101 505 2143 10715 216443 1082215