Base | Representation |
---|---|
bin | 110010000001101110101000… |
… | …101101010001000111111100 |
3 | 1001212000210222011022101001012 |
4 | 302001232220231101013330 |
5 | 212314311223222023400 |
6 | 2055540150204534352 |
7 | 64226000315330360 |
oct | 6201565055210774 |
9 | 1055023864271035 |
10 | 220021120111100 |
11 | 64118484400460 |
12 | 20815697b513b8 |
13 | 959cb97020079 |
14 | 3c49116c1d2a0 |
15 | 1a683c319ad35 |
hex | c81ba8b511fc |
220021120111100 has 72 divisors (see below), whose sum is σ = 595257139521408. Its totient is φ = 68578011460800.
The previous prime is 220021120111081. The next prime is 220021120111103. The reversal of 220021120111100 is 1111021120022.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220021120111103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14287078022 + ... + 14287093421.
Almost surely, 2220021120111100 is an apocalyptic number.
220021120111100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
220021120111100 is an abundant number, since it is smaller than the sum of its proper divisors (375236019410308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220021120111100 is a wasteful number, since it uses less digits than its factorization.
220021120111100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28574171475 (or 28574171468 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 14.
Adding to 220021120111100 its reverse (1111021120022), we get a palindrome (221132141231122).
The spelling of 220021120111100 in words is "two hundred twenty trillion, twenty-one billion, one hundred twenty million, one hundred eleven thousand, one hundred".
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