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13755574250243 = 721153243474419
BaseRepresentation
bin1100100000101011100000…
…0111011110101100000011
31210201000112121202100102222
43020022320013132230003
53300332404002001433
645131120143001255
72616543644640200
oct310127007365403
953630477670388
1013755574250243
11442378506a121
121661b09b9922b
1378a1b69a4ca7
14357ab80c0ca7
1518cc3266db98
hexc82b81deb03

13755574250243 has 12 divisors (see below), whose sum is σ = 16015260398760. Its totient is φ = 11780266240512.

The previous prime is 13755574250233. The next prime is 13755574250267. The reversal of 13755574250243 is 34205247555731.

It is not a de Polignac number, because 13755574250243 - 24 = 13755574250227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13755574250213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121680713 + ... + 121793706.

It is an arithmetic number, because the mean of its divisors is an integer number (1334605033230).

Almost surely, 213755574250243 is an apocalyptic number.

13755574250243 is a deficient number, since it is larger than the sum of its proper divisors (2259686148517).

13755574250243 is a wasteful number, since it uses less digits than its factorization.

13755574250243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243475586 (or 243475579 counting only the distinct ones).

The product of its (nonzero) digits is 17640000, while the sum is 53.

The spelling of 13755574250243 in words is "thirteen trillion, seven hundred fifty-five billion, five hundred seventy-four million, two hundred fifty thousand, two hundred forty-three".

Divisors: 1 7 49 1153 8071 56497 243474419 1704320933 11930246531 280726005107 1965082035749 13755574250243