Base | Representation |
---|---|
bin | 11001000011110000… |
… | …00011101101001101 |
3 | 1021201120122200002000 |
4 | 30201320003231031 |
5 | 210023012322021 |
6 | 10102541422513 |
7 | 654245461251 |
oct | 144170035515 |
9 | 37646580060 |
10 | 13453245261 |
11 | 5784008315 |
12 | 273556aa39 |
13 | 1365266871 |
14 | 918a30261 |
15 | 53b131b26 |
hex | 321e03b4d |
13453245261 has 64 divisors (see below), whose sum is σ = 21651148800. Its totient is φ = 8230444992.
The previous prime is 13453245229. The next prime is 13453245269. The reversal of 13453245261 is 16254235431.
13453245261 is a `hidden beast` number, since 13 + 4 + 532 + 4 + 52 + 61 = 666.
It is not a de Polignac number, because 13453245261 - 25 = 13453245229 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13453245269) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2933176 + ... + 2937758.
It is an arithmetic number, because the mean of its divisors is an integer number (338299200).
Almost surely, 213453245261 is an apocalyptic number.
It is an amenable number.
13453245261 is a deficient number, since it is larger than the sum of its proper divisors (8197903539).
13453245261 is a wasteful number, since it uses less digits than its factorization.
13453245261 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4807 (or 4801 counting only the distinct ones).
The product of its digits is 86400, while the sum is 36.
The spelling of 13453245261 in words is "thirteen billion, four hundred fifty-three million, two hundred forty-five thousand, two hundred sixty-one".
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