Base | Representation |
---|---|
bin | 1000010010100100010… |
… | …1011100001001101100 |
3 | 111121121201101211120221 |
4 | 2010221011130021230 |
5 | 4313140320301102 |
6 | 145232303421124 |
7 | 13201244222140 |
oct | 2045105341154 |
9 | 447551354527 |
10 | 142423212652 |
11 | 55446210726 |
12 | 237292b47a4 |
13 | 10579917436 |
14 | 6c713b1220 |
15 | 3a88830637 |
hex | 212915c26c |
142423212652 has 24 divisors (see below), whose sum is σ = 284863790624. Its totient is φ = 61034798592.
The previous prime is 142423212641. The next prime is 142423212661. The reversal of 142423212652 is 256212324241.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 340198 + ... + 632914.
Almost surely, 2142423212652 is an apocalyptic number.
It is an amenable number.
142423212652 is an abundant number, since it is smaller than the sum of its proper divisors (142440577972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142423212652 is a wasteful number, since it uses less digits than its factorization.
142423212652 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 310105 (or 310103 counting only the distinct ones).
The product of its digits is 46080, while the sum is 34.
Adding to 142423212652 its reverse (256212324241), we get a palindrome (398635536893).
The spelling of 142423212652 in words is "one hundred forty-two billion, four hundred twenty-three million, two hundred twelve thousand, six hundred fifty-two".
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