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84630093 = 3317911519
BaseRepresentation
bin1010000101101…
…01101001001101
312220020122122220
411002311221031
5133131130333
612221525553
72045225652
oct502655115
9186218586
1084630093
1143853929
12244138b9
13146c19a2
14b34dc29
15766a8b3
hex50b5a4d

84630093 has 16 divisors (see below), whose sum is σ = 117964800. Its totient is φ = 53904240.

The previous prime is 84630071. The next prime is 84630101. The reversal of 84630093 is 39003648.

It is not a de Polignac number, because 84630093 - 28 = 84629837 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84630893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1588 + ... + 13106.

It is an arithmetic number, because the mean of its divisors is an integer number (7372800).

Almost surely, 284630093 is an apocalyptic number.

It is an amenable number.

84630093 is a deficient number, since it is larger than the sum of its proper divisors (33334707).

84630093 is a wasteful number, since it uses less digits than its factorization.

84630093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11632.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 84630093 is about 9199.4615603306. The cubic root of 84630093 is about 439.0442287445.

The spelling of 84630093 in words is "eighty-four million, six hundred thirty thousand, ninety-three".

Divisors: 1 3 31 79 93 237 2449 7347 11519 34557 357089 910001 1071267 2730003 28210031 84630093