Base | Representation |
---|---|
bin | 10000110011101… |
… | …11100100011100 |
3 | 100211022111011222 |
4 | 20121313210130 |
5 | 242043431230 |
6 | 21554032512 |
7 | 3331320425 |
oct | 1031674434 |
9 | 324274158 |
10 | 140998940 |
11 | 72654655 |
12 | 3b278738 |
13 | 23299c34 |
14 | 14a2464c |
15 | c5a26e5 |
hex | 867791c |
140998940 has 12 divisors (see below), whose sum is σ = 296097816. Its totient is φ = 56399568.
The previous prime is 140998931. The next prime is 140998951. The reversal of 140998940 is 49899041.
140998940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-3 number, since 3×1409989403 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a junction number, because it is equal to n+sod(n) for n = 140998891 and 140998900.
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, 3524954 + ... + 3524993.
It is an arithmetic number, because the mean of its divisors is an integer number (24674818).
Almost surely, 2140998940 is an apocalyptic number.
140998940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
140998940 is an abundant number, since it is smaller than the sum of its proper divisors (155098876).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
140998940 is a wasteful number, since it uses less digits than its factorization.
140998940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7049956 (or 7049954 counting only the distinct ones).
The product of its (nonzero) digits is 93312, while the sum is 44.
The square root of 140998940 is about 11874.2974529022. The cubic root of 140998940 is about 520.4814820530.
The spelling of 140998940 in words is "one hundred forty million, nine hundred ninety-eight thousand, nine hundred forty".
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