Base | Representation |
---|---|
bin | 10001000000011… |
… | …01010111001110 |
3 | 100221102221012100 |
4 | 20200031113032 |
5 | 243010123240 |
6 | 22053415530 |
7 | 3351412326 |
oct | 1040152716 |
9 | 327387170 |
10 | 142661070 |
11 | 7358a412 |
12 | 3b93a5a6 |
13 | 2372c646 |
14 | 14d38286 |
15 | c7cee30 |
hex | 880d5ce |
142661070 has 48 divisors (see below), whose sum is σ = 382891392. Its totient is φ = 36815040.
The previous prime is 142661047. The next prime is 142661087. The reversal of 142661070 is 70166241.
142661070 is a `hidden beast` number, since 1 + 42 + 6 + 610 + 7 + 0 = 666.
142661070 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22777 + ... + 28356.
It is an arithmetic number, because the mean of its divisors is an integer number (7976904).
Almost surely, 2142661070 is an apocalyptic number.
142661070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142661070 is an abundant number, since it is smaller than the sum of its proper divisors (240230322).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142661070 is a wasteful number, since it uses less digits than its factorization.
142661070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51177 (or 51174 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 27.
The square root of 142661070 is about 11944.0809608777. The cubic root of 142661070 is about 522.5186855645.
The spelling of 142661070 in words is "one hundred forty-two million, six hundred sixty-one thousand, seventy".
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