Base | Representation |
---|---|
bin | 10000111010101… |
… | …11110000100100 |
3 | 100220001010211100 |
4 | 20131113300210 |
5 | 242312322340 |
6 | 22025440100 |
7 | 3342163554 |
oct | 1035276044 |
9 | 326033740 |
10 | 141917220 |
11 | 73121565 |
12 | 3b640030 |
13 | 2352bbb3 |
14 | 14bc3164 |
15 | c6d4830 |
hex | 8757c24 |
141917220 has 36 divisors (see below), whose sum is σ = 430482780. Its totient is φ = 37844544.
The previous prime is 141917219. The next prime is 141917231. The reversal of 141917220 is 22719141.
It can be written as a sum of positive squares in 2 ways, for example, as 67371264 + 74545956 = 8208^2 + 8634^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 394035 + ... + 394394.
It is an arithmetic number, because the mean of its divisors is an integer number (11957855).
Almost surely, 2141917220 is an apocalyptic number.
141917220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
141917220 is an abundant number, since it is smaller than the sum of its proper divisors (288565560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
141917220 is a wasteful number, since it uses less digits than its factorization.
141917220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 788444 (or 788439 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 27.
The square root of 141917220 is about 11912.9014098162. The cubic root of 141917220 is about 521.6089465592.
The spelling of 141917220 in words is "one hundred forty-one million, nine hundred seventeen thousand, two hundred twenty".
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