Base | Representation |
---|---|
bin | 10001010110001… |
… | …01011111011110 |
3 | 101010210210111200 |
4 | 20223011133132 |
5 | 244222344124 |
6 | 22234500330 |
7 | 3414556305 |
oct | 1053053736 |
9 | 333723450 |
10 | 145512414 |
11 | 751576a3 |
12 | 408946a6 |
13 | 241ba428 |
14 | 1547b43c |
15 | cb94bc9 |
hex | 8ac57de |
145512414 has 12 divisors (see below), whose sum is σ = 315276936. Its totient is φ = 48504132.
The previous prime is 145512407. The next prime is 145512439. The reversal of 145512414 is 414215541.
145512414 is a `hidden beast` number, since 145 + 512 + 4 + 1 + 4 = 666.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4041994 + ... + 4042029.
It is an arithmetic number, because the mean of its divisors is an integer number (26273078).
Almost surely, 2145512414 is an apocalyptic number.
145512414 is an abundant number, since it is smaller than the sum of its proper divisors (169764522).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
145512414 is a wasteful number, since it uses less digits than its factorization.
145512414 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8084031 (or 8084028 counting only the distinct ones).
The product of its digits is 3200, while the sum is 27.
The square root of 145512414 is about 12062.8526476949. The cubic root of 145512414 is about 525.9769130185.
Adding to 145512414 its reverse (414215541), we get a palindrome (559727955).
The spelling of 145512414 in words is "one hundred forty-five million, five hundred twelve thousand, four hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •