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104807383 = 432437381
BaseRepresentation
bin1100011111100…
…11101111010111
321022012202200221
412033303233113
5203312314013
614222215211
72411563612
oct617635727
9238182627
10104807383
115418537a
122b124507
1318937a05
14dcc3179
15930408d
hex63f3bd7

104807383 has 4 divisors (see below), whose sum is σ = 107244808. Its totient is φ = 102369960.

The previous prime is 104807377. The next prime is 104807393. The reversal of 104807383 is 383708401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 383708401 = 1920195179.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-104807383 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 (104807323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1218648 + ... + 1218733.

It is an arithmetic number, because the mean of its divisors is an integer number (26811202).

Almost surely, 2104807383 is an apocalyptic number.

104807383 is a deficient number, since it is larger than the sum of its proper divisors (2437425).

104807383 is an equidigital number, since it uses as much as digits as its factorization.

104807383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2437424.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 104807383 is about 10237.5477044066. The cubic root of 104807383 is about 471.4807427023.

The spelling of 104807383 in words is "one hundred four million, eight hundred seven thousand, three hundred eighty-three".

Divisors: 1 43 2437381 104807383