Base | Representation |
---|---|
bin | 11001001111111001… |
… | …01001000111001001 |
3 | 1021222200022221200220 |
4 | 30213330221013021 |
5 | 210230102012340 |
6 | 10121021020253 |
7 | 656623352100 |
oct | 144774510711 |
9 | 37880287626 |
10 | 13555110345 |
11 | 5826563037 |
12 | 27636b4689 |
13 | 13803b126a |
14 | 928389037 |
15 | 545053ed0 |
hex | 327f291c9 |
13555110345 has 48 divisors (see below), whose sum is σ = 25305778368. Its totient is φ = 6177790080.
The previous prime is 13555110343. The next prime is 13555110419. The reversal of 13555110345 is 54301155531.
It is not a de Polignac number, because 13555110345 - 21 = 13555110343 is a prime.
It is a super-3 number, since 3×135551103453 (a number of 31 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (13555110343) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 215427 + ... + 271143.
It is an arithmetic number, because the mean of its divisors is an integer number (527203716).
Almost surely, 213555110345 is an apocalyptic number.
13555110345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13555110345 is a deficient number, since it is larger than the sum of its proper divisors (11750668023).
13555110345 is a wasteful number, since it uses less digits than its factorization.
13555110345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56070 (or 56063 counting only the distinct ones).
The product of its (nonzero) digits is 22500, while the sum is 33.
Adding to 13555110345 its reverse (54301155531), we get a palindrome (67856265876).
The spelling of 13555110345 in words is "thirteen billion, five hundred fifty-five million, one hundred ten thousand, three hundred forty-five".
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