Base | Representation |
---|---|
bin | 1001101000111010010… |
… | …00000010111101010000 |
3 | 1011122212222100200011101 |
4 | 10310131020002331100 |
5 | 20411244442132240 |
6 | 412052433354144 |
7 | 32633321105014 |
oct | 4643510027520 |
9 | 1148788320141 |
10 | 331201130320 |
11 | 118509449315 |
12 | 54232708954 |
13 | 25302cc27b8 |
14 | 1205ccd2544 |
15 | 893699839a |
hex | 4d1d202f50 |
331201130320 has 160 divisors (see below), whose sum is σ = 807151910400. Its totient is φ = 126285447168.
The previous prime is 331201130291. The next prime is 331201130321. The reversal of 331201130320 is 23031102133.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (331201130321) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24173712 + ... + 24187408.
It is an arithmetic number, because the mean of its divisors is an integer number (5044699440).
Almost surely, 2331201130320 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 331201130320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (403575955200).
331201130320 is an abundant number, since it is smaller than the sum of its proper divisors (475950780080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
331201130320 is a wasteful number, since it uses less digits than its factorization.
331201130320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13925 (or 13919 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 331201130320 its reverse (23031102133), we get a palindrome (354232232453).
The spelling of 331201130320 in words is "three hundred thirty-one billion, two hundred one million, one hundred thirty thousand, three hundred twenty".
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