Base | Representation |
---|---|
bin | 101111111000… |
… | …100100101011 |
3 | 212121201210002 |
4 | 233320210223 |
5 | 11203134431 |
6 | 1125013215 |
7 | 211460120 |
oct | 57704453 |
9 | 25551702 |
10 | 12552491 |
11 | 70a3966 |
12 | 425420b |
13 | 27a6613 |
14 | 194a747 |
15 | 117e3cb |
hex | bf892b |
12552491 has 8 divisors (see below), whose sum is σ = 14480640. Its totient is φ = 10658088.
The previous prime is 12552487. The next prime is 12552497. The reversal of 12552491 is 19425521.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12552491 - 22 = 12552487 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12552497) 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, 7631 + ... + 9128.
It is an arithmetic number, because the mean of its divisors is an integer number (1810080).
Almost surely, 212552491 is an apocalyptic number.
12552491 is a deficient number, since it is larger than the sum of its proper divisors (1928149).
12552491 is a wasteful number, since it uses less digits than its factorization.
12552491 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16873.
The product of its digits is 3600, while the sum is 29.
The square root of 12552491 is about 3542.9494774834. The cubic root of 12552491 is about 232.4038435380.
The spelling of 12552491 in words is "twelve million, five hundred fifty-two thousand, four hundred ninety-one".
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