Base | Representation |
---|---|
bin | 1000101010010000010… |
… | …1111000100100100010 |
3 | 112020000212101022110122 |
4 | 2022210011320210202 |
5 | 4414201131101142 |
6 | 152203252200242 |
7 | 13514645142404 |
oct | 2124405704442 |
9 | 466025338418 |
10 | 148781893922 |
11 | 58109556012 |
12 | 24a02909082 |
13 | 110510b892c |
14 | 72b5aaab74 |
15 | 3d0bbb91d2 |
hex | 22a4178922 |
148781893922 has 16 divisors (see below), whose sum is σ = 223526113272. Its totient is φ = 74273243520.
The previous prime is 148781893907. The next prime is 148781893951. The reversal of 148781893922 is 229398187841.
148781893922 is digitally balanced in base 3, 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 4 ways, for example, as 145587270481 + 3194623441 = 381559^2 + 56521^2 .
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, 6827468 + ... + 6849224.
Almost surely, 2148781893922 is an apocalyptic number.
148781893922 is a deficient number, since it is larger than the sum of its proper divisors (74744219350).
148781893922 is a wasteful number, since it uses less digits than its factorization.
148781893922 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27013.
The product of its digits is 13934592, while the sum is 62.
The spelling of 148781893922 in words is "one hundred forty-eight billion, seven hundred eighty-one million, eight hundred ninety-three thousand, nine hundred twenty-two".
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