Base | Representation |
---|---|
bin | 111010100000010010100… |
… | …100110010000001010010 |
3 | 112020100100122210221120220 |
4 | 322200102210302001102 |
5 | 1011332240130133020 |
6 | 12314540254413510 |
7 | 563315166553353 |
oct | 72402244620122 |
9 | 15210318727526 |
10 | 4020401021010 |
11 | 1310051623710 |
12 | 54b220201296 |
13 | 2321785b15ba |
14 | dc8349b3d2a |
15 | 6e8a703c240 |
hex | 3a812932052 |
4020401021010 has 32 divisors (see below), whose sum is σ = 10526140855872. Its totient is φ = 974642671680.
The previous prime is 4020401020907. The next prime is 4020401021017. The reversal of 4020401021010 is 101201040204.
It is a super-3 number, since 3×40204010210103 (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is not an unprimeable number, because it can be changed into a prime (4020401021017) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6091516369 + ... + 6091517028.
It is an arithmetic number, because the mean of its divisors is an integer number (328941901746).
Almost surely, 24020401021010 is an apocalyptic number.
4020401021010 is an abundant number, since it is smaller than the sum of its proper divisors (6505739834862).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4020401021010 is a wasteful number, since it uses less digits than its factorization.
4020401021010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12183033418.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 4020401021010 its reverse (101201040204), we get a palindrome (4121602061214).
The spelling of 4020401021010 in words is "four trillion, twenty billion, four hundred one million, twenty-one thousand, ten".
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