Base | Representation |
---|---|
bin | 101111010111… |
… | …100100001000 |
3 | 212100212022120 |
4 | 233113210020 |
5 | 11134323123 |
6 | 1122051240 |
7 | 210355002 |
oct | 57274410 |
9 | 25325276 |
10 | 12417288 |
11 | 7011324 |
12 | 41a9b20 |
13 | 2759c10 |
14 | 1913372 |
15 | 11542e3 |
hex | bd7908 |
12417288 has 32 divisors (see below), whose sum is σ = 33432000. Its totient is φ = 3820608.
The previous prime is 12417271. The next prime is 12417313. The reversal of 12417288 is 88271421.
It is a happy number.
12417288 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19588 + ... + 20211.
It is an arithmetic number, because the mean of its divisors is an integer number (1044750).
Almost surely, 212417288 is an apocalyptic number.
It is an amenable number.
12417288 is an abundant number, since it is smaller than the sum of its proper divisors (21014712).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12417288 is a wasteful number, since it uses less digits than its factorization.
12417288 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39821 (or 39817 counting only the distinct ones).
The product of its digits is 7168, while the sum is 33.
The square root of 12417288 is about 3523.8172483828. The cubic root of 12417288 is about 231.5664216728.
The spelling of 12417288 in words is "twelve million, four hundred seventeen thousand, two hundred eighty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.031 sec. • engine limits •