Base | Representation |
---|---|
bin | 10001000010010… |
… | …10101010011100 |
3 | 100221220200121211 |
4 | 20201022222130 |
5 | 243041142111 |
6 | 22103034204 |
7 | 3353506342 |
oct | 1041125234 |
9 | 327820554 |
10 | 142912156 |
11 | 73741022 |
12 | 3ba3b964 |
13 | 237b9a0a |
14 | 14da1992 |
15 | c82e521 |
hex | 884aa9c |
142912156 has 24 divisors (see below), whose sum is σ = 261757440. Its totient is φ = 68143152.
The previous prime is 142912153. The next prime is 142912171. The reversal of 142912156 is 651219241.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142912153) 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 7 ways as a sum of consecutive naturals, for example, 30865 + ... + 35191.
It is an arithmetic number, because the mean of its divisors is an integer number (10906560).
Almost surely, 2142912156 is an apocalyptic number.
It is an amenable number.
142912156 is a deficient number, since it is larger than the sum of its proper divisors (118845284).
142912156 is a wasteful number, since it uses less digits than its factorization.
142912156 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4713 (or 4711 counting only the distinct ones).
The product of its digits is 4320, while the sum is 31.
The square root of 142912156 is about 11954.5872367054. The cubic root of 142912156 is about 522.8250532655.
The spelling of 142912156 in words is "one hundred forty-two million, nine hundred twelve thousand, one hundred fifty-six".
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