Base | Representation |
---|---|
bin | 110100100001100011100011… |
… | …111000100101100011110000 |
3 | 1010021220210120221100001111221 |
4 | 310201203203320211203300 |
5 | 220234233344120410000 |
6 | 2135145533012514424 |
7 | 66441340666544632 |
oct | 6441434370454360 |
9 | 1107823527301457 |
10 | 231004344310000 |
11 | 67672435101738 |
12 | 21aaa23361ba14 |
13 | 9bb8801a2b6a1 |
14 | 4108954396a52 |
15 | 1ba8e46bb761a |
hex | d218e3e258f0 |
231004344310000 has 100 divisors (see below), whose sum is σ = 559736777826952. Its totient is φ = 92327034528000.
The previous prime is 231004344309943. The next prime is 231004344310013. The reversal of 231004344310000 is 13443400132.
It is a tau number, because it is divible by the number of its divisors (100).
It is a super-2 number, since 2×2310043443100002 (a number of 30 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3032719 + ... + 21707281.
Almost surely, 2231004344310000 is an apocalyptic number.
231004344310000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 231004344310000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279868388913476).
231004344310000 is an abundant number, since it is smaller than the sum of its proper divisors (328732433516952).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231004344310000 is a wasteful number, since it uses less digits than its factorization.
231004344310000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18675828 (or 18675807 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 25.
Adding to 231004344310000 its reverse (13443400132), we get a palindrome (231017787710132).
The spelling of 231004344310000 in words is "two hundred thirty-one trillion, four billion, three hundred forty-four million, three hundred ten thousand".
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