Base | Representation |
---|---|
bin | 110001100010… |
… | …010101101110 |
3 | 220102202001020 |
4 | 301202111232 |
5 | 11311020320 |
6 | 1142155010 |
7 | 215243133 |
oct | 61422556 |
9 | 26382036 |
10 | 12985710 |
11 | 736a3a1 |
12 | 4422a66 |
13 | 28c886a |
14 | 1a2058a |
15 | 1217940 |
hex | c6256e |
12985710 has 16 divisors (see below), whose sum is σ = 31165776. Its totient is φ = 3462848.
The previous prime is 12985703. The next prime is 12985717. The reversal of 12985710 is 1758921.
12985710 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (12985703) and next prime (12985717).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12985717) 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, 216399 + ... + 216458.
It is an arithmetic number, because the mean of its divisors is an integer number (1947861).
Almost surely, 212985710 is an apocalyptic number.
12985710 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12985710 is an abundant number, since it is smaller than the sum of its proper divisors (18180066).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12985710 is a wasteful number, since it uses less digits than its factorization.
12985710 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 432867.
The product of its (nonzero) digits is 5040, while the sum is 33.
The square root of 12985710 is about 3603.5690641363. The cubic root of 12985710 is about 235.0472818700.
It can be divided in two parts, 12985 and 710, that added together give a triangular number (13695 = T165).
The spelling of 12985710 in words is "twelve million, nine hundred eighty-five thousand, seven hundred ten".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •