Base | Representation |
---|---|
bin | 101111110001111110011001… |
… | …101010110100101010111000 |
3 | 1000120001102101011120000221220 |
4 | 233301332121222310222320 |
5 | 210020433210403444344 |
6 | 2022534034451032040 |
7 | 62156201431526334 |
oct | 5761763152645270 |
9 | 1016042334500856 |
10 | 210142443031224 |
11 | 60a59a00763a80 |
12 | 1b69b01ab9b620 |
13 | 90344691804a2 |
14 | 39c6d3ca027c4 |
15 | 1946449429c19 |
hex | bf1f99ab4ab8 |
210142443031224 has 128 divisors (see below), whose sum is σ = 575640037670400. Its totient is φ = 63399073098240.
The previous prime is 210142443031223. The next prime is 210142443031429. The reversal of 210142443031224 is 422130344241012.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (210142443031223) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2258408269 + ... + 2258501315.
It is an arithmetic number, because the mean of its divisors is an integer number (4497187794300).
Almost surely, 2210142443031224 is an apocalyptic number.
210142443031224 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 210142443031224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (287820018835200).
210142443031224 is an abundant number, since it is smaller than the sum of its proper divisors (365497594639176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
210142443031224 is a wasteful number, since it uses less digits than its factorization.
210142443031224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 130653 (or 130649 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 33.
Adding to 210142443031224 its reverse (422130344241012), we get a palindrome (632272787272236).
The spelling of 210142443031224 in words is "two hundred ten trillion, one hundred forty-two billion, four hundred forty-three million, thirty-one thousand, two hundred twenty-four".
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