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84122241 = 374005821
BaseRepresentation
bin1010000001110…
…01101010000001
312212021212000120
411000321222001
5133013402431
612203010453
72041012230
oct500715201
9185255016
1084122241
1143537315
1224209a29
1314574798
14b25ab17
1575ba196
hex5039a81

84122241 has 8 divisors (see below), whose sum is σ = 128186304. Its totient is φ = 48069840.

The previous prime is 84122221. The next prime is 84122249. The reversal of 84122241 is 14222148.

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

It is not a de Polignac number, because 84122241 - 25 = 84122209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (84122249) 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, 2002890 + ... + 2002931.

It is an arithmetic number, because the mean of its divisors is an integer number (16023288).

Almost surely, 284122241 is an apocalyptic number.

It is an amenable number.

84122241 is a deficient number, since it is larger than the sum of its proper divisors (44064063).

84122241 is a wasteful number, since it uses less digits than its factorization.

84122241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4005831.

The product of its digits is 1024, while the sum is 24.

The square root of 84122241 is about 9171.8177587652. The cubic root of 84122241 is about 438.1642541937.

Adding to 84122241 its reverse (14222148), we get a palindrome (98344389).

The spelling of 84122241 in words is "eighty-four million, one hundred twenty-two thousand, two hundred forty-one".

Divisors: 1 3 7 21 4005821 12017463 28040747 84122241