Base | Representation |
---|---|
bin | 1000000101001011111… |
… | …0110100100010101011 |
3 | 111021100101022022112112 |
4 | 2001102332310202223 |
5 | 4233311233401243 |
6 | 143440025232535 |
7 | 13013236222022 |
oct | 2012276644253 |
9 | 437311268475 |
10 | 138831153323 |
11 | 53972626355 |
12 | 22aa633274b |
13 | 10126687745 |
14 | 6a102cb8b9 |
15 | 39282db818 |
hex | 2052fb48ab |
138831153323 has 8 divisors (see below), whose sum is σ = 144871200000. Its totient is φ = 132791432488.
The previous prime is 138831153283. The next prime is 138831153353. The reversal of 138831153323 is 323351138831.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 138831153323 - 212 = 138831149227 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (138831153353) 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, 1258028 + ... + 1363926.
It is an arithmetic number, because the mean of its divisors is an integer number (18108900000).
Almost surely, 2138831153323 is an apocalyptic number.
138831153323 is a deficient number, since it is larger than the sum of its proper divisors (6040046677).
138831153323 is a wasteful number, since it uses less digits than its factorization.
138831153323 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 162921.
The product of its digits is 155520, while the sum is 41.
The spelling of 138831153323 in words is "one hundred thirty-eight billion, eight hundred thirty-one million, one hundred fifty-three thousand, three hundred twenty-three".
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