Base | Representation |
---|---|
bin | 10000101101000… |
… | …10010001100000 |
3 | 100202200002202012 |
4 | 20112202101200 |
5 | 241333002110 |
6 | 21523212052 |
7 | 3321021341 |
oct | 1026422140 |
9 | 322602665 |
10 | 140125280 |
11 | 72108219 |
12 | 3ab17028 |
13 | 23052389 |
14 | 148780c8 |
15 | c47d905 |
hex | 85a2460 |
140125280 has 24 divisors (see below), whose sum is σ = 331046352. Its totient is φ = 56050048.
The previous prime is 140125259. The next prime is 140125291. The reversal of 140125280 is 82521041.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 437732 + ... + 438051.
It is an arithmetic number, because the mean of its divisors is an integer number (13793598).
Almost surely, 2140125280 is an apocalyptic number.
140125280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
140125280 is an abundant number, since it is smaller than the sum of its proper divisors (190921072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140125280 is an equidigital number, since it uses as much as digits as its factorization.
140125280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 875798 (or 875790 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 23.
The square root of 140125280 is about 11837.4524286267. The cubic root of 140125280 is about 519.4042486894.
The spelling of 140125280 in words is "one hundred forty million, one hundred twenty-five thousand, two hundred eighty".
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