Base | Representation |
---|---|
bin | 1011100011101001… |
… | …1010100111111000 |
3 | 22000012120020120010 |
4 | 2320322122213320 |
5 | 22323143234034 |
6 | 1231501301520 |
7 | 136610203026 |
oct | 27072324770 |
9 | 8005506503 |
10 | 3102321144 |
11 | 13521a787a |
12 | 726b648a0 |
13 | 3a595b6b0 |
14 | 21603d716 |
15 | 1325563e9 |
hex | b8e9a9f8 |
3102321144 has 128 divisors (see below), whose sum is σ = 8839756800. Its totient is φ = 900049920.
The previous prime is 3102321119. The next prime is 3102321163. The reversal of 3102321144 is 4411232013.
It is a self number, because there is not a number n which added to its sum of digits gives 3102321144.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 506452 + ... + 512540.
It is an arithmetic number, because the mean of its divisors is an integer number (69060600).
Almost surely, 23102321144 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3102321144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4419878400).
3102321144 is an abundant number, since it is smaller than the sum of its proper divisors (5737435656).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3102321144 is a wasteful number, since it uses less digits than its factorization.
3102321144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6205 (or 6201 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 21.
The square root of 3102321144 is about 55698.4842163591. The cubic root of 3102321144 is about 1458.4635654066.
Adding to 3102321144 its reverse (4411232013), we get a palindrome (7513553157).
The spelling of 3102321144 in words is "three billion, one hundred two million, three hundred twenty-one thousand, one hundred forty-four".
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