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216283092 = 22318023591
BaseRepresentation
bin11001110010000…
…11011111010100
3120001222022121220
430321003133110
5420332024332
633243410340
75234242644
oct1471033724
9501868556
10216283092
111010a4763
12605239b0
1335a6897c
1420a20524
1513ec3d2c
hexce437d4

216283092 has 12 divisors (see below), whose sum is σ = 504660576. Its totient is φ = 72094360.

The previous prime is 216283087. The next prime is 216283097. The reversal of 216283092 is 290382612.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (216283087) and next prime (216283097).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216283097) 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, 9011784 + ... + 9011807.

It is an arithmetic number, because the mean of its divisors is an integer number (42055048).

Almost surely, 2216283092 is an apocalyptic number.

It is an amenable number.

216283092 is an abundant number, since it is smaller than the sum of its proper divisors (288377484).

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

216283092 is a wasteful number, since it uses less digits than its factorization.

216283092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18023598 (or 18023596 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 216283092 is about 14706.5662885665. The cubic root of 216283092 is about 600.2620077921.

The spelling of 216283092 in words is "two hundred sixteen million, two hundred eighty-three thousand, ninety-two".

Divisors: 1 2 3 4 6 12 18023591 36047182 54070773 72094364 108141546 216283092