Base | Representation |
---|---|
bin | 10001000001101… |
… | …00110101000101 |
3 | 100221202010221120 |
4 | 20200310311011 |
5 | 243030311400 |
6 | 22101104153 |
7 | 3352654533 |
oct | 1040646505 |
9 | 327663846 |
10 | 142822725 |
11 | 7368a911 |
12 | 3b9b8059 |
13 | 237880b6 |
14 | 14d7b153 |
15 | c812ca0 |
hex | 8834d45 |
142822725 has 24 divisors (see below), whose sum is σ = 237202080. Its totient is φ = 75827520.
The previous prime is 142822723. The next prime is 142822727. The reversal of 142822725 is 527228241.
It is an interprime number because it is at equal distance from previous prime (142822723) and next prime (142822727).
It is not a de Polignac number, because 142822725 - 21 = 142822723 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142822723) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12831 + ... + 21219.
It is an arithmetic number, because the mean of its divisors is an integer number (9883420).
Almost surely, 2142822725 is an apocalyptic number.
142822725 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
142822725 is a deficient number, since it is larger than the sum of its proper divisors (94379355).
142822725 is a wasteful number, since it uses less digits than its factorization.
142822725 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8629 (or 8624 counting only the distinct ones).
The product of its digits is 17920, while the sum is 33.
The square root of 142822725 is about 11950.8462043489. The cubic root of 142822725 is about 522.7159733824.
The spelling of 142822725 in words is "one hundred forty-two million, eight hundred twenty-two thousand, seven hundred twenty-five".
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