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13004303478 = 232707800659
BaseRepresentation
bin11000001110001110…
…11110110001110110
31020120021220001201120
430013013132301312
5203113100202403
65550223204410
7640154520135
oct140707366166
936507801646
1013004303478
115573654751
12262b146706
1312c324a73a
148b516991c
15511a01e53
hex3071dec76

13004303478 has 16 divisors (see below), whose sum is σ = 26018247360. Its totient is φ = 4333161096.

The previous prime is 13004303447. The next prime is 13004303479. The reversal of 13004303478 is 87430340031.

It is a super-2 number, since 2×130043034782 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13004303479) 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, 384088 + ... + 416571.

It is an arithmetic number, because the mean of its divisors is an integer number (1626140460).

Almost surely, 213004303478 is an apocalyptic number.

13004303478 is an abundant number, since it is smaller than the sum of its proper divisors (13013943882).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13004303478 is a wasteful number, since it uses less digits than its factorization.

13004303478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803371.

The product of its (nonzero) digits is 24192, while the sum is 33.

The spelling of 13004303478 in words is "thirteen billion, four million, three hundred three thousand, four hundred seventy-eight".

Divisors: 1 2 3 6 2707 5414 8121 16242 800659 1601318 2401977 4803954 2167383913 4334767826 6502151739 13004303478