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13830499 = 191076803
BaseRepresentation
bin110100110000…
…100101100011
3222000122212201
4310300211203
512020033444
61212234031
7225362104
oct64604543
928018781
1013830499
117897071
12476b917
132b33237
141ba03ab
151332dd4
hexd30963

13830499 has 8 divisors (see below), whose sum is σ = 14696640. Its totient is φ = 12978216.

The previous prime is 13830497. The next prime is 13830527. The reversal of 13830499 is 99403831.

13830499 = T3035 + T3036 + T3037.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13830499 - 21 = 13830497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13830491) 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 7 ways as a sum of consecutive naturals, for example, 1369 + ... + 5434.

It is an arithmetic number, because the mean of its divisors is an integer number (1837080).

Almost surely, 213830499 is an apocalyptic number.

13830499 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

13830499 is the 3037-th centered triangular number.

13830499 is a deficient number, since it is larger than the sum of its proper divisors (866141).

13830499 is a wasteful number, since it uses less digits than its factorization.

13830499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6929.

The product of its (nonzero) digits is 23328, while the sum is 37.

The square root of 13830499 is about 3718.9378860099. The cubic root of 13830499 is about 240.0376040615.

The spelling of 13830499 in words is "thirteen million, eight hundred thirty thousand, four hundred ninety-nine".

Divisors: 1 19 107 2033 6803 129257 727921 13830499