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104783420 = 2257748453
BaseRepresentation
bin1100011111011…
…01111000111100
321022011112211102
412033231320330
5203311032140
614221512232
72411434010
oct617557074
9238145742
10104783420
1154169375
122b112678
1318929b31
14dcb8540
1592ebe15
hex63ede3c

104783420 has 24 divisors (see below), whose sum is σ = 251480544. Its totient is φ = 35925696.

The previous prime is 104783417. The next prime is 104783429. The reversal of 104783420 is 24387401.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104783429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 374087 + ... + 374366.

It is an arithmetic number, because the mean of its divisors is an integer number (10478356).

Almost surely, 2104783420 is an apocalyptic number.

104783420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104783420 is an abundant number, since it is smaller than the sum of its proper divisors (146697124).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

104783420 is a wasteful number, since it uses less digits than its factorization.

104783420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748469 (or 748467 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 104783420 is about 10236.3772888654. The cubic root of 104783420 is about 471.4448070844. Note that the first 3 decimals are identical.

The spelling of 104783420 in words is "one hundred four million, seven hundred eighty-three thousand, four hundred twenty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 748453 1496906 2993812 3742265 5239171 7484530 10478342 14969060 20956684 26195855 52391710 104783420