Base | Representation |
---|---|
bin | 1011010100011000101… |
… | …01000111010001001001 |
3 | 1101011211012121011021112 |
4 | 11222030111013101021 |
5 | 22332432224323143 |
6 | 454354150420105 |
7 | 40045224241331 |
oct | 5521425072111 |
9 | 1334735534245 |
10 | 388901401673 |
11 | 13aa28780194 |
12 | 63456361635 |
13 | 2a89a1711b5 |
14 | 14b741880c1 |
15 | a1b237ee18 |
hex | 5a8c547449 |
388901401673 has 4 divisors (see below), whose sum is σ = 392535994320. Its totient is φ = 385266809028.
The previous prime is 388901401667. The next prime is 388901401709. The reversal of 388901401673 is 376104109883.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 376104109883 = 331 ⋅1136266193.
It is a cyclic number.
It is not a de Polignac number, because 388901401673 - 214 = 388901385289 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (388901401613) 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 3 ways as a sum of consecutive naturals, for example, 1817296163 + ... + 1817296376.
It is an arithmetic number, because the mean of its divisors is an integer number (98133998580).
Almost surely, 2388901401673 is an apocalyptic number.
It is an amenable number.
388901401673 is a deficient number, since it is larger than the sum of its proper divisors (3634592647).
388901401673 is a wasteful number, since it uses less digits than its factorization.
388901401673 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3634592646.
The product of its (nonzero) digits is 870912, while the sum is 50.
The spelling of 388901401673 in words is "three hundred eighty-eight billion, nine hundred one million, four hundred one thousand, six hundred seventy-three".
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