Base | Representation |
---|---|
bin | 10000111111101… |
… | …11011010010100 |
3 | 100221021100212012 |
4 | 20133313122110 |
5 | 242444234111 |
6 | 22051443352 |
7 | 3350556230 |
oct | 1037673224 |
9 | 327240765 |
10 | 142571156 |
11 | 73528902 |
12 | 3b8b6558 |
13 | 236ca740 |
14 | 14d135c0 |
15 | c7b348b |
hex | 87f7694 |
142571156 has 24 divisors (see below), whose sum is σ = 307077120. Its totient is φ = 56401632.
The previous prime is 142571137. The next prime is 142571159. The reversal of 142571156 is 651175241.
142571156 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142571159) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195476 + ... + 196203.
It is an arithmetic number, because the mean of its divisors is an integer number (12794880).
Almost surely, 2142571156 is an apocalyptic number.
It is an amenable number.
142571156 is an abundant number, since it is smaller than the sum of its proper divisors (164505964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142571156 is a wasteful number, since it uses less digits than its factorization.
142571156 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 391703 (or 391701 counting only the distinct ones).
The product of its digits is 8400, while the sum is 32.
The square root of 142571156 is about 11940.3164112179. The cubic root of 142571156 is about 522.4088877553.
The spelling of 142571156 in words is "one hundred forty-two million, five hundred seventy-one thousand, one hundred fifty-six".
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