Base | Representation |
---|---|
bin | 1110011111101001… |
… | …0011000110001100 |
3 | 101001011021002220202 |
4 | 3213322103012030 |
5 | 30432022210333 |
6 | 1442025433032 |
7 | 165263263664 |
oct | 34772230614 |
9 | 11034232822 |
10 | 3890819468 |
11 | 17172a2288 |
12 | 90703b778 |
13 | 4a0115353 |
14 | 28ca531a4 |
15 | 17b8aa5e8 |
hex | e7e9318c |
3890819468 has 24 divisors (see below), whose sum is σ = 7198092720. Its totient is φ = 1835101440.
The previous prime is 3890819467. The next prime is 3890819509. The reversal of 3890819468 is 8649180983.
It is a super-2 number, since 2×38908194682 = 30276952265135606048, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (3890819467) 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 7 ways as a sum of consecutive naturals, for example, 92153 + ... + 127568.
It is an arithmetic number, because the mean of its divisors is an integer number (299920530).
Almost surely, 23890819468 is an apocalyptic number.
3890819468 is a gapful number since it is divisible by the number (38) formed by its first and last digit.
It is an amenable number.
3890819468 is a deficient number, since it is larger than the sum of its proper divisors (3307273252).
3890819468 is a wasteful number, since it uses less digits than its factorization.
3890819468 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 219977 (or 219975 counting only the distinct ones).
The product of its (nonzero) digits is 2985984, while the sum is 56.
The square root of 3890819468 is about 62376.4335947479. The cubic root of 3890819468 is about 1572.8248422401.
The spelling of 3890819468 in words is "three billion, eight hundred ninety million, eight hundred nineteen thousand, four hundred sixty-eight".
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