Base | Representation |
---|---|
bin | 10001011101110000… |
… | …000001011101010001 |
3 | 1210101220120212000120 |
4 | 101131300001131101 |
5 | 301401200123103 |
6 | 12340452140453 |
7 | 1232465436621 |
oct | 213560013521 |
9 | 53356525016 |
10 | 18752739153 |
11 | 7a53483535 |
12 | 3774307729 |
13 | 19cb176a75 |
14 | c9c7b2881 |
15 | 74b4e7253 |
hex | 45dc01751 |
18752739153 has 8 divisors (see below), whose sum is σ = 25005475488. Its totient is φ = 12500914464.
The previous prime is 18752739023. The next prime is 18752739157. The reversal of 18752739153 is 35193725781.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-18752739153 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 18752739096 and 18752739105.
It is not an unprimeable number, because it can be changed into a prime (18752739157) 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, 178375 + ... + 263292.
It is an arithmetic number, because the mean of its divisors is an integer number (3125684436).
Almost surely, 218752739153 is an apocalyptic number.
It is an amenable number.
18752739153 is a deficient number, since it is larger than the sum of its proper divisors (6252736335).
18752739153 is a wasteful number, since it uses less digits than its factorization.
18752739153 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 455823.
The product of its digits is 1587600, while the sum is 51.
The spelling of 18752739153 in words is "eighteen billion, seven hundred fifty-two million, seven hundred thirty-nine thousand, one hundred fifty-three".
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