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13376623 = 134721893
BaseRepresentation
bin110011000001…
…110001101111
3221011121021111
4303001301233
511411022443
61154412451
7221461621
oct63016157
927147244
1013376623
117607067
124591127
132a04780
141ac2c11
15129369d
hexcc1c6f

13376623 has 8 divisors (see below), whose sum is σ = 14712768. Its totient is φ = 12084384.

The previous prime is 13376599. The next prime is 13376633. The reversal of 13376623 is 32667331.

13376623 is nontrivially palindromic in base 11.

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

It is not a de Polignac number, because 13376623 - 213 = 13368431 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 (13376633) 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 7 ways as a sum of consecutive naturals, for example, 10336 + ... + 11557.

It is an arithmetic number, because the mean of its divisors is an integer number (1839096).

Almost surely, 213376623 is an apocalyptic number.

13376623 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13376623 is a deficient number, since it is larger than the sum of its proper divisors (1336145).

13376623 is a wasteful number, since it uses less digits than its factorization.

13376623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21953.

The product of its digits is 13608, while the sum is 31.

The square root of 13376623 is about 3657.4065948429. The cubic root of 13376623 is about 237.3825709417.

The spelling of 13376623 in words is "thirteen million, three hundred seventy-six thousand, six hundred twenty-three".

Divisors: 1 13 47 611 21893 284609 1028971 13376623