Base | Representation |
---|---|
bin | 10111000000111100011110… |
… | …111111011100000101001101 |
3 | 111021101112112211021220220020 |
4 | 113000330132333130011031 |
5 | 101231342042114231110 |
6 | 555135455501212353 |
7 | 30214622211631665 |
oct | 2700743677340515 |
9 | 437345484256806 |
10 | 101220014211405 |
11 | 2a285192249551 |
12 | b429149b610b9 |
13 | 4463011042c9b |
14 | 1add1094811a5 |
15 | ba7e715d1d70 |
hex | 5c0f1efdc14d |
101220014211405 has 32 divisors (see below), whose sum is σ = 167182273410048. Its totient is φ = 52240715520000.
The previous prime is 101220014211403. The next prime is 101220014211457. The reversal of 101220014211405 is 504112410022101.
It is not a de Polignac number, because 101220014211405 - 21 = 101220014211403 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101220014211403) 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, 9133507 + ... + 16907423.
It is an arithmetic number, because the mean of its divisors is an integer number (5224446044064).
Almost surely, 2101220014211405 is an apocalyptic number.
101220014211405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
101220014211405 is a deficient number, since it is larger than the sum of its proper divisors (65962259198643).
101220014211405 is a wasteful number, since it uses less digits than its factorization.
101220014211405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7801957.
The product of its (nonzero) digits is 640, while the sum is 24.
Adding to 101220014211405 its reverse (504112410022101), we get a palindrome (605332424233506).
The spelling of 101220014211405 in words is "one hundred one trillion, two hundred twenty billion, fourteen million, two hundred eleven thousand, four hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.089 sec. • engine limits •