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104073511 = 665915629
BaseRepresentation
bin1100011010000…
…00100100100111
321020211111000111
412031000210213
5203120323021
614154353451
72402416213
oct615004447
9236744014
10104073511
1153823a73
122aa2b887
131873b979
14db71943
15920b8e1
hex6340927

104073511 has 4 divisors (see below), whose sum is σ = 104095800. Its totient is φ = 104051224.

The previous prime is 104073499. The next prime is 104073517. The reversal of 104073511 is 115370401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 115370401 = 1131020977.

It is a cyclic number.

It is not a de Polignac number, because 104073511 - 221 = 101976359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104073517) 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 3 ways as a sum of consecutive naturals, for example, 1156 + ... + 14473.

It is an arithmetic number, because the mean of its divisors is an integer number (26023950).

Almost surely, 2104073511 is an apocalyptic number.

104073511 is a deficient number, since it is larger than the sum of its proper divisors (22289).

104073511 is an equidigital number, since it uses as much as digits as its factorization.

104073511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22288.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 104073511 is about 10201.6425638227. The cubic root of 104073511 is about 470.3777120665.

The spelling of 104073511 in words is "one hundred four million, seventy-three thousand, five hundred eleven".

Divisors: 1 6659 15629 104073511