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13201200501155 = 525743372368759
BaseRepresentation
bin1100000000011010010011…
…0111011101000110100011
31201202000121100201222202122
43000012210313131012203
53212242024312014110
644024314153334455
72531520024551642
oct300064467350643
951660540658678
1013201200501155
11422a66358a207
12159259340742b
13749b38915bb4
14338d27727359
1517d5d81e5255
hexc01a4ddd1a3

13201200501155 has 16 divisors (see below), whose sum is σ = 15906754002240. Its totient is φ = 10517437120512.

The previous prime is 13201200501143. The next prime is 13201200501173. The reversal of 13201200501155 is 55110500210231.

It is a cyclic number.

It is not a de Polignac number, because 13201200501155 - 26 = 13201200501091 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4388666 + ... + 6757424.

It is an arithmetic number, because the mean of its divisors is an integer number (994172125140).

Almost surely, 213201200501155 is an apocalyptic number.

13201200501155 is a deficient number, since it is larger than the sum of its proper divisors (2705553501085).

13201200501155 is a wasteful number, since it uses less digits than its factorization.

13201200501155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2373358.

The product of its (nonzero) digits is 1500, while the sum is 26.

Adding to 13201200501155 its reverse (55110500210231), we get a palindrome (68311700711386).

The spelling of 13201200501155 in words is "thirteen trillion, two hundred one billion, two hundred million, five hundred one thousand, one hundred fifty-five".

Divisors: 1 5 257 1285 4337 21685 1114609 2368759 5573045 11843795 608771063 3043855315 10273307783 51366538915 2640240100231 13201200501155