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13230371541502 = 2205319379166273
BaseRepresentation
bin1100000010000110111110…
…0110001001000111111110
31201211210220100012101021101
43000201233212021013332
53213231300103312002
644045540534123314
72533601640400543
oct300415746110776
951753810171241
1013230371541502
114240a72902615
1215981747b053a
1374c80732880b
1433a4d3a28bca
1517e244176587
hexc086f9891fe

13230371541502 has 16 divisors (see below), whose sum is σ = 19856367919440. Its totient is φ = 6611582610432.

The previous prime is 13230371541481. The next prime is 13230371541553. The reversal of 13230371541502 is 20514517303231.

13230371541502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×132303715415022 (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79487038 + ... + 79653310.

It is an arithmetic number, because the mean of its divisors is an integer number (1241022994965).

Almost surely, 213230371541502 is an apocalyptic number.

13230371541502 is a deficient number, since it is larger than the sum of its proper divisors (6625996377938).

13230371541502 is a wasteful number, since it uses less digits than its factorization.

13230371541502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187707.

The product of its (nonzero) digits is 75600, while the sum is 37.

Adding to 13230371541502 its reverse (20514517303231), we get a palindrome (33744888844733).

The spelling of 13230371541502 in words is "thirteen trillion, two hundred thirty billion, three hundred seventy-one million, five hundred forty-one thousand, five hundred two".

Divisors: 1 2 2053 4106 19379 38758 166273 332546 39785087 79570174 341358469 682716938 3222204467 6444408934 6615185770751 13230371541502