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13109151403 = 191849337309
BaseRepresentation
bin11000011010101110…
…11100011010101011
31020211121011220001001
430031113130122223
5203321420321103
610004450335431
7642566643205
oct141527343253
936747156031
1013109151403
115617857527
12265a28a577
13130bb9aa2a
148c505d775
1551ad1301d
hex30d5dc6ab

13109151403 has 8 divisors (see below), whose sum is σ = 13800222800. Its totient is φ = 12418191648.

The previous prime is 13109151343. The next prime is 13109151439. The reversal of 13109151403 is 30415190131.

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

It is a cyclic number.

It is not a de Polignac number, because 13109151403 - 229 = 12572280491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13109151463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332713 + ... + 370021.

It is an arithmetic number, because the mean of its divisors is an integer number (1725027850).

Almost surely, 213109151403 is an apocalyptic number.

13109151403 is a deficient number, since it is larger than the sum of its proper divisors (691071397).

13109151403 is a wasteful number, since it uses less digits than its factorization.

13109151403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55821.

The product of its (nonzero) digits is 1620, while the sum is 28.

The spelling of 13109151403 in words is "thirteen billion, one hundred nine million, one hundred fifty-one thousand, four hundred three".

Divisors: 1 19 18493 37309 351367 708871 689955337 13109151403