Base | Representation |
---|---|
bin | 10000101101110… |
… | …10001011101010 |
3 | 100202212002002020 |
4 | 20112322023222 |
5 | 241344120320 |
6 | 21525245310 |
7 | 3321610011 |
oct | 1026721352 |
9 | 322762066 |
10 | 140223210 |
11 | 72174856 |
12 | 3ab63836 |
13 | 23087b1a |
14 | 148a1a78 |
15 | c49c940 |
hex | 85ba2ea |
140223210 has 32 divisors (see below), whose sum is σ = 336897792. Its totient is φ = 37352640.
The previous prime is 140223151. The next prime is 140223227. The reversal of 140223210 is 12322041.
140223210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 140223210.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35032 + ... + 38828.
It is an arithmetic number, because the mean of its divisors is an integer number (10528056).
Almost surely, 2140223210 is an apocalyptic number.
140223210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
140223210 is an abundant number, since it is smaller than the sum of its proper divisors (196674582).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140223210 is a wasteful number, since it uses less digits than its factorization.
140223210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5038.
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 140223210 is about 11841.5881536220. The cubic root of 140223210 is about 519.5252199926.
Adding to 140223210 its reverse (12322041), we get a palindrome (152545251).
The spelling of 140223210 in words is "one hundred forty million, two hundred twenty-three thousand, two hundred ten".
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