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13441680001 = 421303710513
BaseRepresentation
bin11001000010010111…
…11100001010000001
31021200202220002112001
430201023330022001
5210012032230001
610101445504001
7654045252301
oct144113741201
937622802461
1013441680001
115778529152
122731712001
131362a47709
1491729d601
1553a0ea001
hex3212fc281

13441680001 has 8 divisors (see below), whose sum is σ = 13479326504. Its totient is φ = 13404061440.

The previous prime is 13441679983. The next prime is 13441680029. The reversal of 13441680001 is 10008614431.

It can be written as a sum of positive squares in 4 ways, for example, as 339443776 + 13102236225 = 18424^2 + 114465^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13441680001 is a prime.

It is a super-2 number, since 2×134416800012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13441680101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1273321 + ... + 1283833.

It is an arithmetic number, because the mean of its divisors is an integer number (1684915813).

Almost surely, 213441680001 is an apocalyptic number.

It is an amenable number.

13441680001 is a deficient number, since it is larger than the sum of its proper divisors (37646503).

13441680001 is a wasteful number, since it uses less digits than its factorization.

13441680001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13971.

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 13441680001 in words is "thirteen billion, four hundred forty-one million, six hundred eighty thousand, one".

Divisors: 1 421 3037 10513 1278577 4425973 31927981 13441680001