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13230254526551 = 719127914386951
BaseRepresentation
bin1100000010000110100010…
…0111110001000001010111
31201211210121012000101221022
43000201220213301001113
53213231030124322201
644045521154111355
72533566016651226
oct300415047610127
951753535011838
1013230254526551
114240a1284a547
12159814157b55b
1374c7b90084ba
1433a4c2288cbd
1517e238c6041b
hexc08689f1057

13230254526551 has 8 divisors (see below), whose sum is σ = 13259014963200. Its totient is φ = 13201522867800.

The previous prime is 13230254526529. The next prime is 13230254526581. The reversal of 13230254526551 is 15562545203231.

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

It is a cyclic number.

It is not a de Polignac number, because 13230254526551 - 218 = 13230254264407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13230254526581) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6273875 + ... + 8113076.

It is an arithmetic number, because the mean of its divisors is an integer number (1657376870400).

Almost surely, 213230254526551 is an apocalyptic number.

13230254526551 is a deficient number, since it is larger than the sum of its proper divisors (28760436649).

13230254526551 is a wasteful number, since it uses less digits than its factorization.

13230254526551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14388949.

The product of its (nonzero) digits is 1080000, while the sum is 44.

Adding to 13230254526551 its reverse (15562545203231), we get a palindrome (28792799729782).

The spelling of 13230254526551 in words is "thirteen trillion, two hundred thirty billion, two hundred fifty-four million, five hundred twenty-six thousand, five hundred fifty-one".

Divisors: 1 719 1279 919601 14386951 10344217769 18400910329 13230254526551