Base | Representation |
---|---|
bin | 10000110000010… |
… | …10100011011100 |
3 | 100210110210122220 |
4 | 20120022203130 |
5 | 241440134122 |
6 | 21540305340 |
7 | 3324450540 |
oct | 1030124334 |
9 | 323423586 |
10 | 140552412 |
11 | 7237a120 |
12 | 3b0a2250 |
13 | 23171910 |
14 | 14949a20 |
15 | c51525c |
hex | 860a8dc |
140552412 has 96 divisors (see below), whose sum is σ = 440369664. Its totient is φ = 33696000.
The previous prime is 140552369. The next prime is 140552417. The reversal of 140552412 is 214255041.
140552412 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140552417) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6162 + ... + 17862.
It is an arithmetic number, because the mean of its divisors is an integer number (4587184).
Almost surely, 2140552412 is an apocalyptic number.
140552412 is a gapful number since it is divisible by the number (12) 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 140552412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220184832).
140552412 is an abundant number, since it is smaller than the sum of its proper divisors (299817252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140552412 is a wasteful number, since it uses less digits than its factorization.
140552412 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11739 (or 11737 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 24.
The square root of 140552412 is about 11855.4802517654. The cubic root of 140552412 is about 519.9314653267.
The spelling of 140552412 in words is "one hundred forty million, five hundred fifty-two thousand, four hundred twelve".
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