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13783041 = 34263647
BaseRepresentation
bin110100100101…
…000000000001
3221221020210000
4310211000001
512012024131
61211230213
7225103536
oct64450001
927836700
1013783041
117864448
124748369
132b1775c
141b8ad8d
151323ce6
hexd25001

13783041 has 20 divisors (see below), whose sum is σ = 20699712. Its totient is φ = 9139608.

The previous prime is 13783027. The next prime is 13783061. The reversal of 13783041 is 14038731.

It is not a de Polignac number, because 13783041 - 27 = 13782913 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 13782996 and 13783014.

It is not an unprimeable number, because it can be changed into a prime (13783001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 20980 + ... + 21626.

It is a Proth number, since it is equal to 3365 ⋅ 212 + 1 and 3365 < 212.

Almost surely, 213783041 is an apocalyptic number.

It is an amenable number.

13783041 is a deficient number, since it is larger than the sum of its proper divisors (6916671).

13783041 is an equidigital number, since it uses as much as digits as its factorization.

13783041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 922 (or 913 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 13783041 is about 3712.5518178202. The cubic root of 13783041 is about 239.7627342647.

The spelling of 13783041 in words is "thirteen million, seven hundred eighty-three thousand, forty-one".

Divisors: 1 3 9 27 81 263 647 789 1941 2367 5823 7101 17469 21303 52407 170161 510483 1531449 4594347 13783041