Base | Representation |
---|---|
bin | 100000001111101111101… |
… | …1100010110010101111010 |
3 | 120200200101221112102202010 |
4 | 1000133133130112111322 |
5 | 1040102422132023030 |
6 | 13231545101150350 |
7 | 635122423502313 |
oct | 100373734262572 |
9 | 16620357472663 |
10 | 4431860032890 |
11 | 14595a54a5264 |
12 | 5b6b10b5b3b6 |
13 | 261bcbc7ab34 |
14 | 1147089ad60a |
15 | 7a4399436b0 |
hex | 407df71657a |
4431860032890 has 64 divisors (see below), whose sum is σ = 10796296896000. Its totient is φ = 1164073669440.
The previous prime is 4431860032879. The next prime is 4431860032891. The reversal of 4431860032890 is 982300681344.
It is a super-2 number, since 2×44318600328902 (a number of 26 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (4431860032891) 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, 20997985 + ... + 21207995.
It is an arithmetic number, because the mean of its divisors is an integer number (168692139000).
Almost surely, 24431860032890 is an apocalyptic number.
4431860032890 is an abundant number, since it is smaller than the sum of its proper divisors (6364436863110).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4431860032890 is a wasteful number, since it uses less digits than its factorization.
4431860032890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 220587.
The product of its (nonzero) digits is 995328, while the sum is 48.
The spelling of 4431860032890 in words is "four trillion, four hundred thirty-one billion, eight hundred sixty million, thirty-two thousand, eight hundred ninety".
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