Base | Representation |
---|---|
bin | 10000111101010… |
… | …01100111000000 |
3 | 100220200011201101 |
4 | 20132221213000 |
5 | 242404034410 |
6 | 22040544144 |
7 | 3345061156 |
oct | 1036514700 |
9 | 326604641 |
10 | 142252480 |
11 | 73330437 |
12 | 3b782054 |
13 | 23618686 |
14 | 14c6d3d6 |
15 | c74dd3a |
hex | 87a99c0 |
142252480 has 28 divisors (see below), whose sum is σ = 338739480. Its totient is φ = 56900864.
The previous prime is 142252433. The next prime is 142252483. The reversal of 142252480 is 84252241.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142252483) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221950 + ... + 222589.
Almost surely, 2142252480 is an apocalyptic number.
142252480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
142252480 is an abundant number, since it is smaller than the sum of its proper divisors (196487000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142252480 is an equidigital number, since it uses as much as digits as its factorization.
142252480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 444556 (or 444546 counting only the distinct ones).
The product of its (nonzero) digits is 5120, while the sum is 28.
The square root of 142252480 is about 11926.9644084318. The cubic root of 142252480 is about 522.0193667795.
The spelling of 142252480 in words is "one hundred forty-two million, two hundred fifty-two thousand, four hundred eighty".
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