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13015164142 = 247138459193
BaseRepresentation
bin11000001111100001…
…11010010011101110
31020121001022211202101
430013300322103232
5203123340223032
65551252045314
7640346032651
oct140760722356
936531284671
1013015164142
1155797a2502
12263290383a
1312c5580c76
148b6795898
15512949de7
hex307c3a4ee

13015164142 has 8 divisors (see below), whose sum is σ = 19938123936. Its totient is φ = 6369122832.

The previous prime is 13015164137. The next prime is 13015164157. The reversal of 13015164142 is 24146151031.

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

It is a self number, because there is not a number n which added to its sum of digits gives 13015164142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69229503 + ... + 69229690.

It is an arithmetic number, because the mean of its divisors is an integer number (2492265492).

Almost surely, 213015164142 is an apocalyptic number.

13015164142 is a deficient number, since it is larger than the sum of its proper divisors (6922959794).

13015164142 is a wasteful number, since it uses less digits than its factorization.

13015164142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138459242.

The product of its (nonzero) digits is 2880, while the sum is 28.

The spelling of 13015164142 in words is "thirteen billion, fifteen million, one hundred sixty-four thousand, one hundred forty-two".

Divisors: 1 2 47 94 138459193 276918386 6507582071 13015164142