Base | Representation |
---|---|
bin | 10000111000101… |
… | …01010010110100 |
3 | 100212112022101101 |
4 | 20130111102310 |
5 | 242230114410 |
6 | 22015535444 |
7 | 3336651061 |
oct | 1034252264 |
9 | 325468341 |
10 | 141644980 |
11 | 72a55a74 |
12 | 3b52a584 |
13 | 23464cc9 |
14 | 14b51c68 |
15 | c67dd3a |
hex | 87154b4 |
141644980 has 12 divisors (see below), whose sum is σ = 297454500. Its totient is φ = 56657984.
The previous prime is 141644977. The next prime is 141645001. The reversal of 141644980 is 89446141.
It can be written as a sum of positive squares in 2 ways, for example, as 24226084 + 117418896 = 4922^2 + 10836^2 .
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, 3541105 + ... + 3541144.
It is an arithmetic number, because the mean of its divisors is an integer number (24787875).
Almost surely, 2141644980 is an apocalyptic number.
141644980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
141644980 is an abundant number, since it is smaller than the sum of its proper divisors (155809520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
141644980 is a wasteful number, since it uses less digits than its factorization.
141644980 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7082258 (or 7082256 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 37.
The square root of 141644980 is about 11901.4696571474. The cubic root of 141644980 is about 521.2751986699.
The spelling of 141644980 in words is "one hundred forty-one million, six hundred forty-four thousand, nine hundred eighty".
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