Base | Representation |
---|---|
bin | 100011100001111000… |
… | …100111010010100011 |
3 | 10122110200221000012100 |
4 | 203201320213102203 |
5 | 1111112224443323 |
6 | 25305311101443 |
7 | 2520243666636 |
oct | 434170472243 |
9 | 118420830170 |
10 | 38149452963 |
11 | 151a740a726 |
12 | 7488211883 |
13 | 379c87510b |
14 | 1bbc8d7c1d |
15 | ed42e6943 |
hex | 8e1e274a3 |
38149452963 has 12 divisors (see below), whose sum is σ = 55111541680. Its totient is φ = 25429841136.
The previous prime is 38149452961. The next prime is 38149452967. The reversal of 38149452963 is 36925494183.
It is not a de Polignac number, because 38149452963 - 21 = 38149452961 is a prime.
It is a super-2 number, since 2×381494529632 (a number of 22 digits) contains 22 as substring.
It is an alternating number because its digits alternate between odd and even.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (38149452961) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 182128 + ... + 330861.
Almost surely, 238149452963 is an apocalyptic number.
38149452963 is a deficient number, since it is larger than the sum of its proper divisors (16962088717).
38149452963 is a wasteful number, since it uses less digits than its factorization.
38149452963 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 521258 (or 521255 counting only the distinct ones).
The product of its digits is 5598720, while the sum is 54.
The spelling of 38149452963 in words is "thirty-eight billion, one hundred forty-nine million, four hundred fifty-two thousand, nine hundred sixty-three".
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