Base | Representation |
---|---|
bin | 10000111111100… |
… | …11100100010100 |
3 | 100221020120021002 |
4 | 20133303210110 |
5 | 242443233122 |
6 | 22051242432 |
7 | 3350462306 |
oct | 1037634424 |
9 | 327216232 |
10 | 142555412 |
11 | 73517a9a |
12 | 3b8a9418 |
13 | 236c351c |
14 | 14d0b976 |
15 | c7ad992 |
hex | 87f3914 |
142555412 has 6 divisors (see below), whose sum is σ = 249471978. Its totient is φ = 71277704.
The previous prime is 142555409. The next prime is 142555417. The reversal of 142555412 is 214555241.
142555412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 74063236 + 68492176 = 8606^2 + 8276^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142555417) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17819423 + ... + 17819430.
It is an arithmetic number, because the mean of its divisors is an integer number (41578663).
Almost surely, 2142555412 is an apocalyptic number.
It is an amenable number.
142555412 is a deficient number, since it is larger than the sum of its proper divisors (106916566).
142555412 is a wasteful number, since it uses less digits than its factorization.
142555412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35638857 (or 35638855 counting only the distinct ones).
The product of its digits is 8000, while the sum is 29.
The square root of 142555412 is about 11939.6571140046. The cubic root of 142555412 is about 522.3896573384.
The spelling of 142555412 in words is "one hundred forty-two million, five hundred fifty-five thousand, four hundred twelve".
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