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104030421 = 3113785201
BaseRepresentation
bin1100011001101…
…10000011010101
321020202021220120
412030312003111
5203112433141
614153422153
72402146455
oct614660325
9236667816
10104030421
11537a4660
122aa0a959
1318725181
14db5dd65
1591edc66
hex63360d5

104030421 has 16 divisors (see below), whose sum is σ = 155408448. Its totient is φ = 61344000.

The previous prime is 104030417. The next prime is 104030471. The reversal of 104030421 is 124030401.

It is not a de Polignac number, because 104030421 - 22 = 104030417 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 104030421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104030401) 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, 41380 + ... + 43821.

It is an arithmetic number, because the mean of its divisors is an integer number (9713028).

Almost surely, 2104030421 is an apocalyptic number.

104030421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

104030421 is a deficient number, since it is larger than the sum of its proper divisors (51378027).

104030421 is a wasteful number, since it uses less digits than its factorization.

104030421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85252.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 104030421 is about 10199.5304303679. The cubic root of 104030421 is about 470.3127856078.

Adding to 104030421 its reverse (124030401), we get a palindrome (228060822).

The spelling of 104030421 in words is "one hundred four million, thirty thousand, four hundred twenty-one".

Divisors: 1 3 11 33 37 111 407 1221 85201 255603 937211 2811633 3152437 9457311 34676807 104030421