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2072158 = 211131719
BaseRepresentation
bin111111001111001011110
310220021110121
413321321132
51012302113
6112225154
723420164
oct7717136
93807417
102072158
111195930
1283b1ba
1357723a
143bd234
152ade8d
hex1f9e5e

2072158 has 16 divisors (see below), whose sum is σ = 3421440. Its totient is φ = 933400.

The previous prime is 2072153. The next prime is 2072179. The reversal of 2072158 is 8512702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2072153) 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, 2523 + ... + 3241.

It is an arithmetic number, because the mean of its divisors is an integer number (213840).

22072158 is an apocalyptic number.

2072158 is a deficient number, since it is larger than the sum of its proper divisors (1349282).

2072158 is a wasteful number, since it uses less digits than its factorization.

2072158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863.

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 2072158 is about 1439.4992184784. The cubic root of 2072158 is about 127.4894621561.

The spelling of 2072158 in words is "two million, seventy-two thousand, one hundred fifty-eight".

Divisors: 1 2 11 22 131 262 719 1438 1441 2882 7909 15818 94189 188378 1036079 2072158