Base | Representation |
---|---|
bin | 101111011011… |
… | …110100110110 |
3 | 212101202021000 |
4 | 233123310312 |
5 | 11140402432 |
6 | 1122304130 |
7 | 210456615 |
oct | 57336466 |
9 | 25352230 |
10 | 12434742 |
11 | 7023451 |
12 | 41b8046 |
13 | 2764b48 |
14 | 191987c |
15 | 115957c |
hex | bdbd36 |
12434742 has 16 divisors (see below), whose sum is σ = 27632880. Its totient is φ = 4144896.
The previous prime is 12434729. The next prime is 12434753. The reversal of 12434742 is 24743421.
It is a Harshad number since it is a multiple of its sum of digits (27).
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, 115083 + ... + 115190.
It is an arithmetic number, because the mean of its divisors is an integer number (1727055).
Almost surely, 212434742 is an apocalyptic number.
12434742 is an abundant number, since it is smaller than the sum of its proper divisors (15198138).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12434742 is a wasteful number, since it uses less digits than its factorization.
12434742 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 230284 (or 230278 counting only the distinct ones).
The product of its digits is 5376, while the sum is 27.
The square root of 12434742 is about 3526.2929543644. The cubic root of 12434742 is about 231.6748690803.
The spelling of 12434742 in words is "twelve million, four hundred thirty-four thousand, seven hundred forty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •