Base | Representation |
---|---|
bin | 110011001000… |
… | …101010000111 |
3 | 221020000221100 |
4 | 303020222013 |
5 | 11412423212 |
6 | 1155151143 |
7 | 221640033 |
oct | 63105207 |
9 | 27200840 |
10 | 13404807 |
11 | 7626259 |
12 | 45a54b3 |
13 | 2a14550 |
14 | 1acd1c3 |
15 | 129bbdc |
hex | cc8a87 |
13404807 has 12 divisors (see below), whose sum is σ = 20852104. Its totient is φ = 8249040.
The previous prime is 13404763. The next prime is 13404829. The reversal of 13404807 is 70840431.
It is not a de Polignac number, because 13404807 - 220 = 12356231 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13404877) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57169 + ... + 57402.
Almost surely, 213404807 is an apocalyptic number.
13404807 is a deficient number, since it is larger than the sum of its proper divisors (7447297).
13404807 is a wasteful number, since it uses less digits than its factorization.
13404807 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 114590 (or 114587 counting only the distinct ones).
The product of its (nonzero) digits is 2688, while the sum is 27.
The square root of 13404807 is about 3661.2575708355. The cubic root of 13404807 is about 237.5491724593.
The spelling of 13404807 in words is "thirteen million, four hundred four thousand, eight hundred seven".
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