Base | Representation |
---|---|
bin | 10101000110111… |
… | …100111100010100 |
3 | 220200101101021012 |
4 | 111012330330110 |
5 | 1211130102040 |
6 | 55050311352 |
7 | 11530113566 |
oct | 2506747424 |
9 | 820341235 |
10 | 354144020 |
11 | 1719a570a |
12 | 9a728558 |
13 | 584a7499 |
14 | 35069336 |
15 | 21156865 |
hex | 151bcf14 |
354144020 has 24 divisors (see below), whose sum is σ = 763804104. Its totient is φ = 137828736.
The previous prime is 354143963. The next prime is 354144047. The reversal of 354144020 is 20441453.
It can be written as a sum of positive squares in 4 ways, for example, as 35450116 + 318693904 = 5954^2 + 17852^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238547 + ... + 240026.
It is an arithmetic number, because the mean of its divisors is an integer number (31825171).
Almost surely, 2354144020 is an apocalyptic number.
It is an amenable number.
354144020 is an abundant number, since it is smaller than the sum of its proper divisors (409660084).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
354144020 is a wasteful number, since it uses less digits than its factorization.
354144020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 478619 (or 478617 counting only the distinct ones).
The product of its (nonzero) digits is 1920, while the sum is 23.
The square root of 354144020 is about 18818.7146213550. The cubic root of 354144020 is about 707.5003150660.
Adding to 354144020 its reverse (20441453), we get a palindrome (374585473).
The spelling of 354144020 in words is "three hundred fifty-four million, one hundred forty-four thousand, twenty".
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