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2133816 = 233671327
BaseRepresentation
bin1000001000111100111000
311000102001020
420020330320
51021240231
6113422440
724065016
oct10107470
94012036
102133816
111228193
1286aa20
13599319
143d78b6
152c2396
hex208f38

2133816 has 32 divisors (see below), whose sum is σ = 5418240. Its totient is φ = 700128.

The previous prime is 2133811. The next prime is 2133821. The reversal of 2133816 is 6183312.

It is an interprime number because it is at equal distance from previous prime (2133811) and next prime (2133821).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2133811) 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, 945 + ... + 2271.

It is an arithmetic number, because the mean of its divisors is an integer number (169320).

22133816 is an apocalyptic number.

It is an amenable number.

2133816 is an abundant number, since it is smaller than the sum of its proper divisors (3284424).

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

2133816 is a wasteful number, since it uses less digits than its factorization.

2133816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1403 (or 1399 counting only the distinct ones).

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

The square root of 2133816 is about 1460.7587069739. The cubic root of 2133816 is about 128.7416257475.

The spelling of 2133816 in words is "two million, one hundred thirty-three thousand, eight hundred sixteen".

Divisors: 1 2 3 4 6 8 12 24 67 134 201 268 402 536 804 1327 1608 2654 3981 5308 7962 10616 15924 31848 88909 177818 266727 355636 533454 711272 1066908 2133816