Base | Representation |
---|---|
bin | 1011101110011000101… |
… | …1011000111011110100 |
3 | 201020221000112110022202 |
4 | 2323212023120323310 |
5 | 11300012120203022 |
6 | 232311421044032 |
7 | 20360425540610 |
oct | 2734613307364 |
9 | 636830473282 |
10 | 201430241012 |
11 | 78476135470 |
12 | 330566b6618 |
13 | 15cc1728530 |
14 | 9a6c026340 |
15 | 538dcde592 |
hex | 2ee62d8ef4 |
201430241012 has 96 divisors (see below), whose sum is σ = 475535714304. Its totient is φ = 72098812800.
The previous prime is 201430241009. The next prime is 201430241017. The reversal of 201430241012 is 210142034102.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201430241017) 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, 725633 + ... + 964055.
It is an arithmetic number, because the mean of its divisors is an integer number (4953497024).
Almost surely, 2201430241012 is an apocalyptic number.
201430241012 is a gapful number since it is divisible by the number (22) 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 201430241012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237767857152).
201430241012 is an abundant number, since it is smaller than the sum of its proper divisors (274105473292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
201430241012 is a wasteful number, since it uses less digits than its factorization.
201430241012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 238669 (or 238667 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 20.
Adding to 201430241012 its reverse (210142034102), we get a palindrome (411572275114).
The spelling of 201430241012 in words is "two hundred one billion, four hundred thirty million, two hundred forty-one thousand, twelve".
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