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13011323042 = 214514483571
BaseRepresentation
bin11000001111000100…
…10000100010100010
31020120210002200202102
430013202100202202
5203121344314132
65551033450402
7640301264264
oct140742204242
936523080672
1013011323042
115577609643
122631570a02
1312c4837823
148b6075b34
1551243bc62
hex3078908a2

13011323042 has 8 divisors (see below), whose sum is σ = 19530439632. Its totient is φ = 6501176500.

The previous prime is 13011322999. The next prime is 13011323071. The reversal of 13011323042 is 24032311031.

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

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, 2238884 + ... + 2244687.

It is an arithmetic number, because the mean of its divisors is an integer number (2441304954).

Almost surely, 213011323042 is an apocalyptic number.

13011323042 is a deficient number, since it is larger than the sum of its proper divisors (6519116590).

13011323042 is a wasteful number, since it uses less digits than its factorization.

13011323042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4485024.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 13011323042 its reverse (24032311031), we get a palindrome (37043634073).

The spelling of 13011323042 in words is "thirteen billion, eleven million, three hundred twenty-three thousand, forty-two".

Divisors: 1 2 1451 2902 4483571 8967142 6505661521 13011323042