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13012413303 = 3291371091737
BaseRepresentation
bin11000001111001100…
…11010101101110111
31020120212011002022110
430013212122231313
5203122134211203
65551113102103
7640313455011
oct140746325567
936525132273
1013012413303
11557819378a
1226319b7933
1312c4b29b56
148b627b1b1
155125a4d03
hex30799ab77

13012413303 has 16 divisors (see below), whose sum is σ = 18079181280. Its totient is φ = 8314661376.

The previous prime is 13012413251. The next prime is 13012413307. The reversal of 13012413303 is 30331421031.

It is not a de Polignac number, because 13012413303 - 220 = 13011364727 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13012413303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13012413307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 533950 + ... + 557787.

It is an arithmetic number, because the mean of its divisors is an integer number (1129948830).

Almost surely, 213012413303 is an apocalyptic number.

13012413303 is a deficient number, since it is larger than the sum of its proper divisors (5066767977).

13012413303 is a wasteful number, since it uses less digits than its factorization.

13012413303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1091906.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 13012413303 its reverse (30331421031), we get a palindrome (43343834334).

The spelling of 13012413303 in words is "thirteen billion, twelve million, four hundred thirteen thousand, three hundred three".

Divisors: 1 3 29 87 137 411 3973 11919 1091737 3275211 31660373 94981119 149567969 448703907 4337471101 13012413303