Base | Representation |
---|---|
bin | 1001010000101101… |
… | …01000101000000100 |
3 | 110211111200020101120 |
4 | 10220112220220010 |
5 | 40140312131013 |
6 | 2141210553540 |
7 | 234132133143 |
oct | 45026505004 |
9 | 13744606346 |
10 | 4971989508 |
11 | 2121616342 |
12 | b691388b0 |
13 | 613102335 |
14 | 35248d75a |
15 | 1e1772123 |
hex | 1285a8a04 |
4971989508 has 12 divisors (see below), whose sum is σ = 11601308880. Its totient is φ = 1657329832.
The previous prime is 4971989471. The next prime is 4971989537. The reversal of 4971989508 is 8059891794.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-4 number, since 4×49719895084 (a number of 40 digits) contains 4444 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207166218 + ... + 207166241.
It is an arithmetic number, because the mean of its divisors is an integer number (966775740).
Almost surely, 24971989508 is an apocalyptic number.
It is an amenable number.
4971989508 is an abundant number, since it is smaller than the sum of its proper divisors (6629319372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4971989508 is a wasteful number, since it uses less digits than its factorization.
4971989508 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 414332466 (or 414332464 counting only the distinct ones).
The product of its (nonzero) digits is 6531840, while the sum is 60.
The square root of 4971989508 is about 70512.3358569265. The cubic root of 4971989508 is about 1706.7768140953.
The spelling of 4971989508 in words is "four billion, nine hundred seventy-one million, nine hundred eighty-nine thousand, five hundred eight".
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