Base | Representation |
---|---|
bin | 10000101110010… |
… | …00001010010100 |
3 | 100202221222121220 |
4 | 20113020022110 |
5 | 241402433333 |
6 | 21530410340 |
7 | 3322235646 |
oct | 1027101224 |
9 | 322858556 |
10 | 140280468 |
11 | 72203879 |
12 | 3ab909b0 |
13 | 230a7bc3 |
14 | 148b8896 |
15 | c4ae8b3 |
hex | 85c8294 |
140280468 has 48 divisors (see below), whose sum is σ = 338735040. Its totient is φ = 45149184.
The previous prime is 140280467. The next prime is 140280499. The reversal of 140280468 is 864082041.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140280463) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60580 + ... + 62852.
It is an arithmetic number, because the mean of its divisors is an integer number (7056980).
Almost surely, 2140280468 is an apocalyptic number.
It is an amenable number.
140280468 is an abundant number, since it is smaller than the sum of its proper divisors (198454572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140280468 is a wasteful number, since it uses less digits than its factorization.
140280468 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2456 (or 2454 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 33.
The square root of 140280468 is about 11844.0055724404. The cubic root of 140280468 is about 519.5959237585.
The spelling of 140280468 in words is "one hundred forty million, two hundred eighty thousand, four hundred sixty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •