Base | Representation |
---|---|
bin | 10000111010100… |
… | …01010111111101 |
3 | 100212222210221210 |
4 | 20131101113331 |
5 | 242311003234 |
6 | 22025115033 |
7 | 3342024405 |
oct | 1035212775 |
9 | 325883853 |
10 | 141891069 |
11 | 73103951 |
12 | 3b628a79 |
13 | 23520018 |
14 | 14bb7805 |
15 | c6cbbe9 |
hex | 87515fd |
141891069 has 16 divisors (see below), whose sum is σ = 199640000. Its totient is φ = 89392896.
The previous prime is 141891067. The next prime is 141891083. The reversal of 141891069 is 960198141.
It is not a de Polignac number, because 141891069 - 21 = 141891067 is a prime.
It is a super-2 number, since 2×1418910692 = 40266150923925522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (141891067) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21807 + ... + 27555.
It is an arithmetic number, because the mean of its divisors is an integer number (12477500).
Almost surely, 2141891069 is an apocalyptic number.
141891069 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
141891069 is a deficient number, since it is larger than the sum of its proper divisors (57748931).
141891069 is a wasteful number, since it uses less digits than its factorization.
141891069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6204.
The product of its (nonzero) digits is 15552, while the sum is 39.
The square root of 141891069 is about 11911.8037676919. The cubic root of 141891069 is about 521.5769057364.
The spelling of 141891069 in words is "one hundred forty-one million, eight hundred ninety-one thousand, sixty-nine".
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