Base | Representation |
---|---|
bin | 101110010000… |
… | …110100000110 |
3 | 211211010210110 |
4 | 232100310012 |
5 | 11101034434 |
6 | 1111533450 |
7 | 205040061 |
oct | 56206406 |
9 | 24733713 |
10 | 12127494 |
11 | 6933625 |
12 | 408a286 |
13 | 2688042 |
14 | 18798d8 |
15 | 10e84e9 |
hex | b90d06 |
12127494 has 16 divisors (see below), whose sum is σ = 25681968. Its totient is φ = 3804672.
The previous prime is 12127483. The next prime is 12127519. The reversal of 12127494 is 49472121.
It is a super-2 number, since 2×121274942 = 294152221440072, which contains 22 as substring.
It is an alternating number because its digits alternate between odd and even.
It is a congruent number.
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, 59347 + ... + 59550.
It is an arithmetic number, because the mean of its divisors is an integer number (1605123).
Almost surely, 212127494 is an apocalyptic number.
12127494 is an abundant number, since it is smaller than the sum of its proper divisors (13554474).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12127494 is a wasteful number, since it uses less digits than its factorization.
12127494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118919.
The product of its digits is 4032, while the sum is 30.
The square root of 12127494 is about 3482.4551684121. The cubic root of 12127494 is about 229.7507949862.
It can be divided in two parts, 12127 and 494, that added together give a palindrome (12621).
The spelling of 12127494 in words is "twelve million, one hundred twenty-seven thousand, four hundred ninety-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.080 sec. • engine limits •