Base | Representation |
---|---|
bin | 10000101110111… |
… | …11010101010100 |
3 | 100210010210211011 |
4 | 20113133111110 |
5 | 241414003010 |
6 | 21532422004 |
7 | 3323112445 |
oct | 1027372524 |
9 | 323123734 |
10 | 140375380 |
11 | 72269112 |
12 | 3b017904 |
13 | 2310c172 |
14 | 149012cc |
15 | c4cca8a |
hex | 85df554 |
140375380 has 48 divisors (see below), whose sum is σ = 299920320. Its totient is φ = 55182848.
The previous prime is 140375359. The next prime is 140375387. The reversal of 140375380 is 83573041.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140375387) 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, 404367 + ... + 404713.
It is an arithmetic number, because the mean of its divisors is an integer number (6248340).
Almost surely, 2140375380 is an apocalyptic number.
140375380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
140375380 is an abundant number, since it is smaller than the sum of its proper divisors (159544940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140375380 is a wasteful number, since it uses less digits than its factorization.
140375380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 648 (or 646 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 31.
The square root of 140375380 is about 11848.0116475297. The cubic root of 140375380 is about 519.7130813620.
The spelling of 140375380 in words is "one hundred forty million, three hundred seventy-five thousand, three hundred eighty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •