Base | Representation |
---|---|
bin | 1100010101000010000111… |
… | …1010011011100010100101 |
3 | 1202222220002002221110102220 |
4 | 3011100201322123202211 |
5 | 3234043113323021321 |
6 | 44455145412022553 |
7 | 2566231400522223 |
oct | 305204172334245 |
9 | 52886062843386 |
10 | 13555485751461 |
11 | 4356938352535 |
12 | 162b188901a59 |
13 | 77437a23b294 |
14 | 34c136363b13 |
15 | 1879215679c6 |
hex | c5421e9b8a5 |
13555485751461 has 8 divisors (see below), whose sum is σ = 18083852107584. Its totient is φ = 9032054948160.
The previous prime is 13555485751441. The next prime is 13555485751463. The reversal of 13555485751461 is 16415758455531.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13555485751461 - 27 = 13555485751333 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 13555485751395 and 13555485751404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13555485751463) 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, 1233881796 + ... + 1233892781.
It is an arithmetic number, because the mean of its divisors is an integer number (2260481513448).
Almost surely, 213555485751461 is an apocalyptic number.
It is an amenable number.
13555485751461 is a deficient number, since it is larger than the sum of its proper divisors (4528366356123).
13555485751461 is a wasteful number, since it uses less digits than its factorization.
13555485751461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2467776411.
The product of its digits is 50400000, while the sum is 60.
The spelling of 13555485751461 in words is "thirteen trillion, five hundred fifty-five billion, four hundred eighty-five million, seven hundred fifty-one thousand, four hundred sixty-one".
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