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84041361 = 3312724509
BaseRepresentation
bin1010000001001…
…01111010010001
312212010202002000
411000211322101
5133003310421
612201144213
72040224355
oct500457221
9185122060
1084041361
1143491578
122418b069
1314546a21
14b239465
1575a1226
hex5025e91

84041361 has 16 divisors (see below), whose sum is σ = 125491200. Its totient is φ = 55584144.

The previous prime is 84041359. The next prime is 84041371. The reversal of 84041361 is 16314048.

It is not a de Polignac number, because 84041361 - 21 = 84041359 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (84041371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8826 + ... + 15683.

It is an arithmetic number, because the mean of its divisors is an integer number (7843200).

Almost surely, 284041361 is an apocalyptic number.

It is an amenable number.

84041361 is a deficient number, since it is larger than the sum of its proper divisors (41449839).

84041361 is a wasteful number, since it uses less digits than its factorization.

84041361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24645 (or 24639 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 84041361 is about 9167.4075397574. The cubic root of 84041361 is about 438.0237836588.

The spelling of 84041361 in words is "eighty-four million, forty-one thousand, three hundred sixty-one".

Divisors: 1 3 9 27 127 381 1143 3429 24509 73527 220581 661743 3112643 9337929 28013787 84041361